Transit compass

Made:: 1840-1842 in Philadelphia

This image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print

License this image for commercial use at Science and Society Picture Library

Transit compass
Science Museum Group
© The Board of Trustees of the Science Museum

Transit compass, signed by Blydenburgh and Giles of Philadelphia, USA, 1840-1842. Compass needle 125mm, crosshairs missing in telescope, no stand.

Details

Category:: Surveying

Object Number:: 1984-510

type:: circumferentor

credit:: Tesseract

Cite this page

Rights

We encourage the use and reuse of our collection data.

Data in the title, made, maker and details fields are released under Creative Commons Zero

Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence

Using our data

Download

Download catalogue entry as json

Download manifest IIIF

Our records are constantly being enhanced and improved, but please note that we cannot guarantee the accuracy of any information shown on this website.

Transit compass

Details

Related Objects

Plane table outfit by Benjamin Cole (plane table)

Combined graphometer and plummet clinometer, 1663. (graphometer; clinometer)

100 Link Steel Surveying Chain, 1784. (surveying chains)

‘Trans-Pac’ GPS receiver, 1990-1991 (GPS receiver)

Telescope used by General Roy for measuring base line to link Paris and Greenwich (base line measurement)

Simple theodolite (simple theodolite)