Nickel plated brass slide rule, with mahogany case

Made:
1850-1900 in Paris

Nickel plated brass slide rule by Richer Guyard & Canary, Paris with mahogany case

Details

Category:
Mathematics
Object Number:
1998-710
Materials:
brass (copper, zinc alloy), nickel plated and mahogany (wood)
Measurements:
overall (estimate): 12 x 1 x .1 in.; 30.48 x 2.54 x .254 cm
type:
slide rule
credit:
Mrs Sage

Parts

Nickel plated brass slide rule by Richer Guyard & Canary

Nickel plated brass slide rule by Richer Guyard & Canary

Nickel plated brass slide rule by Richer Guyard & Canary, Paris

Measurements:
overall: 8 x 430 x 30 mm
Materials:
brass and complete
Object Number:
1998-710 Pt1
type:
slide rule
Mahogany case for nickel plated brass slide rule by Richer Guyard & Canary

Mahogany case for nickel plated brass slide rule by Richer Guyard & Canary

Mahogany case for nickel plated brass slide rule by Richer Guyard & Canary, Paris

Measurements:
overall: 25 x 470 x 55 mm
Materials:
mahogany , brass , complete and nickel plated
Object Number:
1998-710 Pt2
type:
instrument case