Gauger's slide rule

Made:
1835-1845 in London

Gauger's slide rule, made by Cock, 9 5/16" x 2" x 1/4", boxwood, slides 10" long, with 5-foot gauging rod in 6 parts, all in cloth case (imperfect)

Details

Category:
Mathematics
Object Number:
1916-63
Materials:
box (wood), brass (copper, zinc alloy), leather, textile and cotton (textile)
Measurements:
Rule: 7 mm x 250 mm x 50 mm, 0.074 kg
Rods and Case: 14 mm x 65 mm x 310 mm, 0.094 kg
type:
slide rule (excise)
credit:
Thomas H. Court