Eighty-six early incandescent lamps

Eighty-six early incandescent lamps: Carbon filament lamp.

Details

Category:
Lighting
Object Number:
1923-173
type:
carbon filament lamp
credit:
Institution of Electrical Engineers

Parts

One of eighty-six early incandescent lamps

One of eighty-six early incandescent lamps

One of eighty-six early incandescent lamps

Object Number:
1923-173/7
type:
lamp - light bulb
Incandescent lamp, one of eighty-six

Incandescent lamp, one of eighty-six

One of eighty-six early incandescent lamps

Object Number:
1923-173/27
type:
incandescent lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single loop filament, no filament supports. Attached to platinum leads pressing through seal. Pear shaped bulb, clear, slight shoulder at base. Top p.p. Base apparently of lead with wide male screw, incentre of which is second contact. Manufacturer unknown. No ratings - has remnants of stuck on paper label.

Object Number:
1923-173/44
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single filament make up of 2 straight carbon ? at top. Attached to lead in wiries drilled carbon cylinder. Lead in wiries sinlge piece bent platinum both passsing through one stem of red glass. Bulb clear, unusual shape, tapering, smallerratings at top than new base, with long panelled neck. Top pip. Cappal with writer leaved brass ...

Object Number:
1923-173/45
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, 1 long arch filament with support at top with sealing pip. Cement joint to start lenght of platinum wire, item right-angle joint to copper wires attached to internal stem; item platinum wires thought glass, clear bulb - some blackening. Top pip. Non-standard brass cap attached with Plaster of Paris: pronounced flange, with central s...

Object Number:
1923-173/46
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, arch filament, one support into sealing pip, elongated clear bulb, with shoulder, well above base. Top pip. Carbon attached to short platinum (?) wires, than by right angle joint to bent copper wires supported by T shaped glass stem, than to platinum wires through glass. Cruto base, (brass cylindrial with flange, plaster attached & ...

Object Number:
1923-173/47
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single looped filament, small attachement to short wires plucked in base, no internal stem. Ellipsoidal clear bulb. Top pip. Bayonet cap, pronounced shoulder, elliptical flat contact plates with wires soldered to the plaster of Paris attachment, but with black seal on base. Handwritten label says GABRIEL and ANGENAULT. 16 on stick o...

Object Number:
1923-173/48
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp,arch filament, attachement not visible, bulb coloured red inside.Top pip. Non-standard cylindrical cap with flange, plaster insulated with central screw for attaching holder. Cruto (plucilled on paper label attached by string- other side carries name in ink Mr. B. Drake). 0,05 (on stuck on paper label) (c.p./volts ?)

Object Number:
1923-173/49
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single-loop filament, no filament supports. Lead-in wires pass through short stem to copper wires other side. Clear tapered bulb, slight shoulder at base.Top pip. Westing house base. (Brass cylinder with circular ridge and groove,plaster attached and insulated, projecting pin for second contact). Maker unspecified but base carries w...

Object Number:
1923-173/50
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single looped filament, with two supports attached to top of bulb ( I now disengaged). tapered clear bulb.Top pip. Cylindrical brass cap with circular groove, plaster insulated with recessed large diameter pin for second conduction. Manufacturer unknown. "16"8"110" printed on base (c.p. volts?)

Object Number:
1923-173/51
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single looped filament, small minor glass stem, with 3 part "Siemens seal" (carbon attached directly to upper copper wire). Pear shaped clear bulb. Top pip, broken. Cylindrical brass cap attached by Plaster of Paris with projecting central split pin for second contact. "Siemens" handwritten on cap. Stuck-on paper labelsays 100/16 (v...

Object Number:
1923-173/52
type:
carbon filament lamp
One of eighty-six early incandescent lamps.Carbon filament lamp

One of eighty-six early incandescent lamps.Carbon filament lamp

One of eighty-six early incandescent lamps.Carbon filament lamp, single loop filament, no filament support. Filament attachment not visible. Pear shaped bulb with shoulder where it joins base, white opal material. Top pip. Cylindrical brass base, plaster insulated and attached with two projecting split pins for contacts. Manufacturer unknown. No markings.

Object Number:
1923-173/53
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single loop filament (broken), no supports. Lead in wres held by glass bead then through seel clear pear-shaped bulb, with shoulder adjacent to base. Top pip. Siemens & Halske base (brass cylinder attached by plaster with connection to two "wings" sticking out fromplaster done at bottom). Siemens & Halske handwritten on base. No rat...

Object Number:
1923-173/54
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single elongated-loop filament, attached to lead inwires passing through quick seal. No filamnet supports. Tapered bulb, clear.Toppip. Tapered brass base continues line of bulb,plaster filled, two tags stick out from base for connection. Manufacturer not specified. No markings.

Object Number:
1923-173/55
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, M-shaped cylindrical thikish filament. Filament attached by paste to plpatinum tubes crumped over lead in wires in split internal stem, apparently attached to copper wires at other side of glass. Clear cylindrical bulb. No visible pip. Attached to cylindrical metal base by plaster, with wooden plug (now loose) carrying two contact p...

Object Number:
1923-173/56
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, 1 arch filament stick. Cemented into longitudically drilled carbon cylinders filled over lead-in wires which pass through twin stems containing mercury and sealed with plaster.Clear bulb. Pip at side of neck. Loosely attached brass cap with fibre (?) insulation between outside and central contact to which wires are connected. Lane-F...

Object Number:
1923-173/57
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single loop filament, no filament supports. Filament cemented into drilled carbon cylinders filted over platinum lead inwires passing into two glass stems containing mercury and filled with plaster. Bulb ellipsoidal, opal glass, joined to clear glass just above long neck; lamp has snapped at neck, but been glued back into position; ...

Object Number:
1923-173/58
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carboon filament lamp

One of eighty-six early incandescent lamps. Carboon filament lamp

One of eighty-six early incandescent lamps. Carboon filament lamp, single loop filament, one support attached to side of bulb. Attachement method? Clear bulb. Top pip. Bayonet cap with large flat brass contact plates plaster insulation. Robertson ( etched on glass).150-16 D.E. (etched onglass) (volts & c.p.?).

Object Number:
1923-173/60
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single loop filament, attached by deposited carbon joint to short lead in wires in pinched base. Clearbulb, top pip. Bayonet cap with brass contact plates to which leads through glass are soldered. Pronounced flange & brass ring round cap. Cap is black. Attached by plaster. Robertson (etched on glass), 150-8. D.E. (etched on glass) ...

Object Number:
1923-173/61
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Arch Filament

One of eighty-six early incandescent lamps. Arch Filament

One of eighty-six early incandescent lamps. Arch Filament, No supports, Lead-in wires pass through long stem, tear dropped shaped bulb, claw, top pip. Non-Standard brass base slightly tapered with shallow groove and pronounced flange, plaster attached and insulated, with flush central button for second contact. No markings.

Object Number:
1923-173/62
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  "Twisted arch" filament.  Bulky cement joint to lead in

One of eighty-six early incandescent lamps. "Twisted arch" filament. Bulky cement joint to lead in

One of eighty-six early incandescent lamps. "Twisted arch" filament. Bulky cement joint to lead in, wires in pinched internal stem filled with plaster of paris. Clear bulb, top pip, no cap, wires broken at surface of plaster of paris pronounced "belly" in stem. 40 on stuck-on paper label. Candlepower?

Object Number:
1923-173/63
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Straig

One of eighty-six early incandescent lamps. Straig

One of eighty-six early incandescent lamps. Straight horizontal short thick carbon filament. No support. Carbon attached by pieces of (?) platinium bend round near the ends, platiniums sandwich the end of the copper supports to which it is electroplated. Copper supports of the shape which could short circuit when carbon breaks, but there is no indication that they are sprung. Copper attached to...

Object Number:
1923-173/64
type:
carbon filament lamp series burning?
One of eighty-six early incandescent lamps. Straig

One of eighty-six early incandescent lamps. Straig

One of eighty-six early incandescent lamps. Single loop filament, no loop supports. Cemented joints to leads passing through single glass stem. Round clear bulb with short nexk. Top pip. Cyclindrical Brass base, oversize for neck of lamp, attached by plaster, with projecting brass pin and spring off centre. Lamp is brass turning, with female thread at bottom containing loose wooden insert wit...

Object Number:
1923-173/65
type:
carbon filament lamp in lampholder
One of eighty-six early incandescent lamps

One of eighty-six early incandescent lamps

One of eighty-six early incandescent lamps. Zig-zag filament. One filament support into sealing pip. Platinium leads pass through seperate seals in bulb. Pear-shaped bulb, with shoulder at base. Top pip. Bayonet cap base, with shoulder and flate elliptical brass contact plates. porcelain insulated otherwise hollow. Manufacturer unknown, but handwritten label stuck to base says "German make." ...

Object Number:
1923-173/66
type:
carbon filament lamp
One of eighty-six early incandescent lamps

One of eighty-six early incandescent lamps

One of eighty-six early incandescent lamps. Single loop filament. No filament supports. Lead-in wires not visible. Pear-shaped bulb, clear, top pip. Base similar to Westinghouse type, but some differences- brass cylinder comes long way of bulb neck, has groove but no raised ring and porcelain insulation. Extends part way down centre pin. Ediswan etched on glass. 100 - 16 - A64 etched on gla...

Object Number:
1923-173/67
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  Arch filament

One of eighty-six early incandescent lamps. Arch filament

One of eighty-six early incandescent lamps. Arch filament, thick and stiff. No support. Filament affects to have thickened ends resting on right-angle-bent platnium (?) Wires - the end of the filament proper passing through holes in the wires. Platiniums connected to substantial copper wires (showing what appears to be oxidation) held apart by mica (?) plate to which they are rivetted. Each ...

Object Number:
1923-173/68
type:
carbon filament lamp, series burning
One of eighty-six early incandescent lamps.  Arched filament

One of eighty-six early incandescent lamps. Arched filament

One of eighty-six early incandescent lamps. Arched filament, very stiff. No supports. Filament attached by certain 'cement' to drilled carbon cylinders inserted over the lead in wires. Twin inner stems mercury (?) silled, sealed with plaster of Paris. Clear ellipsoidial bulb, long parallel neck. Top pip. No cap- copper wires project below plaster and are bent into loops. Lane-Fox, 1880-81 A...

Object Number:
1923-173/71
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, 1 parchmentised thread, thickened seals, wedge joint to lead-in wires, badly broken. Lead in wires in glass H patters inner stem. Clear bulb with focused on long stem, uncapped. Top pip. Swan 1881. Paper label mark 509.3 ohms

Object Number:
1923-173/72
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Two single loop filaments

One of eighty-six early incandescent lamps. Two single loop filaments

One of eighty-six early incandescent lamps. Two single loop filaments, one longer than the other. One support for each filament, attached to side of bulb. Each filament attached to platinium passing through seperate pinch seals. Pear shaped bulb, clear, with shoulder to base. Top P.P. Bayonet type cap, with shoulder, but with unusual bottom contacts, and with horizontally projecting pin and...

Object Number:
1923-173/73
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  Bamboo filament

One of eighty-six early incandescent lamps. Bamboo filament

One of eighty-six early incandescent lamps. Bamboo filament, thick ends, arch shaped. Copper plated joint to copper (?) clip attached to platinium wires passing into hollow stem where they join to copper wires. No filament support. Teardrop shape clear glass bulb. Top pip. Plaster base, with flange, Edison screw contact, with metal button. Plaster painted brown. Edison - Tie on labels says...

Object Number:
1923-173/74
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Arch filament

One of eighty-six early incandescent lamps. Arch filament

One of eighty-six early incandescent lamps. Arch filament, no support. Short platinium in pinch seal. Pear shaped bulb, plaster attached? Black insulation at base looks like a sort of glass. Maxim etched on glass. 100 - 8 B etched on glass (volts - c.p. 8?)

Object Number:
1923-173/76
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Probably single loop filament

One of eighty-six early incandescent lamps. Probably single loop filament

One of eighty-six early incandescent lamps. Probably single loop filament, probably no filament supports. Lead in wires no visible. Pear shaped, with shoulder at base. Deep red colours inside. Sealing pip at top. Bayonet cap, plaster insulated, segmented flat brass contact pads. Robertson etched on glass. 150 - 16 D.E. etched on glass (volls./c.p)

Object Number:
1923-173/77
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  Short and filament

One of eighty-six early incandescent lamps. Short and filament

One of eighty-six early incandescent lamps. Short and filament, rather thick with curiously rough surfaces and rather bulky joints. No filament supports. Attached to platinium wires passing through long internal stem. Small spherical bulb with neck. Top pip. No base - platinium wires project about 2cm, bent back. Manufacturer unknown. Has "6 March 6th 1888" engraved in glass. No ratings. S...

Object Number:
1923-173/79
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, two M-shaped filaments, no filament supports. Four platinum lead in wires pass through same quick seal, clear spherical bulb. Top pip. Bayonet cap of insulating material encircled by brass band. Flange on cap near glass. Two elliptical brass contact plates. Robertson etched onglass. 280-8 D.E. etched on glass (volts-c.p.) There are ...

Object Number:
1923-173/80
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filamentlamp

One of eighty-six early incandescent lamps. Carbon filamentlamp

One of eighty-six early incandescent lamps. Carbon filamentlamp, single looped filament, no supports. Short lead in wires, filted through blue glass pieces, attached to bulb. Clear round bulb, without neck. Top pip.Single contact bayonet cap, with shoulder attached & insulated with plaster. Manufacturer unknown. No markings.

Object Number:
1923-173/81
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbonfilament lamp

One of eighty-six early incandescent lamps. Carbonfilament lamp

One of eighty-six early incandescent lamps. Carbonfilament lamp, single loop filament, joints to lead-in wires not clear. One filament support, near top of bulb, cylindrical bulb with shoulder at base.Top pip. Bayonet cap, now split and loose. porcelain insulated with elliptical flat brass contact plated.Manufacturer not specified. 100/16 etched on glass (votls/c.p.).

Object Number:
1923-173/82
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single loop filament, one filament support, extending vertically from base. Lead in wires, single piece platinum: quite long. Pass through glass bead which also carries the support. Long pear shaped bulb; with shoulder at base. Top pip. Bayonet cap, with pronounced shoulder. Attached by plaster-dumples in glass bulb. Insulating mat...

Object Number:
1923-173/83
type:
carbon filament lamp
One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp

One of eighty-six early incandescent lamps. Carbon filament lamp, single loop filament, no filament support. Leain wires not visible. Bulb half-frosted externally from base half way to pip-decorative sculloped edge to frosting.Top pip.Bayonet cap appaently attached by plaster, through insulation at bottom is black. Two elliptical flat brass contact plated. Manufacturer unspecified. No ratings give...

Object Number:
1923-173/84
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  M-shaped round

One of eighty-six early incandescent lamps. M-shaped round

One of eighty-six early incandescent lamps. M-shaped round, thickish carbon filament. Apparently attached by (metal?) tubes to lead in waires on short stem, hidden by base. Round claw bulb, some blackening. Top pip. Attached to Cylandrical metal tube by plaster, with wooden plug on facing connecting posts and female screw thread. (Grookes??) No markings. Some similarities to 1923-173/56. Prob...

Object Number:
1923-173/85
type:
carbon filament lamp
One of eighty-six early incandescent lamps.  Arch filament

One of eighty-six early incandescent lamps. Arch filament

One of eighty-six early incandescent lamps. Arch filament, quiet stiff. No filament supports. Filament cemented into platinium (?) tubes crimped over leading - in wires passing through a short single stem. Round bulb, with short neck fitting into flared glass tube and attached by plaster (now loose) wires brought out to brass strips bent up side of glass tube. Top pip, no base, Manufacturer un...

Object Number:
1923-173/86
type:
carbon filament lamp