Image
Category
Collection
Maker
On Display
Object type
Place
Material
Date
Rolling rule for typewriter spacing

Rolling rule for typewriter spacing

Rolling parallel rule by Dollond with enamel dial

Rolling parallel rule by Dollond with enamel dial

Rolling parallel rule by Elliott Bros

Rolling parallel rule by Elliott Bros

1870-1910

Rolling parallel rule by Cooke

Rolling parallel rule by Cooke

1922-1950

Field's parallel rule

Field's parallel rule

1876

Parallel rule

Parallel rule

1876

Parallel rule

Parallel rule

1876

Ivory parallel rule, six inch

Ivory parallel rule, six inch

Parallel rule

Parallel rule

1876

Parallel rule, 6-inch, ivory, rolling type

Parallel rule, 6-inch, ivory, rolling type

1876

Parallel rule

Parallel rule

1876

Boswell's parallel rule

Boswell's parallel rule

1805-1830

Thirteen-arm parallel rule

Thirteen-arm parallel rule

1840-1860

Parallel rule, 18 inch, metal, rolling type

Parallel rule, 18 inch, metal, rolling type

1876

Mechanical parallel rule, brass, in pine case

Mechanical parallel rule, brass, in pine case

Parallel rule

Parallel rule

1731-1770

Parallel rule in bakelite signed `Lund's Rule

Parallel rule in bakelite signed `Lund's Rule

1922-1927

Ivory parallel rule, from set of drawing instruments

Ivory parallel rule, from set of drawing instruments

1839-1900

Parallel Rule

Parallel Rule

Parallel rule, 18 inch, wood, rolling type

Parallel rule, 18 inch, wood, rolling type

1876

Parallel rule, wood, single parallelogram type

Parallel rule, wood, single parallelogram type

Sliding parallel rule:- 3 foot

Sliding parallel rule:- 3 foot

Parallel rule, 6-inch, ivory and electrum, ordinary pattern, (single parallelogram)

Parallel rule

1876

Rolling parallel rule by Stanley in brass. `LCC WD No.12' engraved on instrument and stamped on mahogany box, made at Great Turnstile, London

Rolling parallel rule by Stanley in brass

1900-1930

Parallel Rule, Japanese, signed `T.Tamaya. Tokyo', with an engraved anchor above Japanese characters(3), steel, 21 inches overall, with one arm divided every degree, in a fitted wooden box, the lid marked with the anchor and Japanese characters

Parallel Rule

Naval parallel rule, c. 1885, by John Bliss & Co., patented (No.224,962) in the USA by Charles D. Sigsbee in 1880

Naval parallel rule

1882-1887

Rolling rule with 30cm scale and protractor made by Shinomo, plastic, overprinted Club Panoly Resort Hotel, Boracay, Philippines

Rolling rule with 30cm scale and protractor made by Shinomo

1980-1990

Sliding parallel rule:- 3 foot, by William Cary, London, 3" wide when closed, connected by 4 bars, 5 1/8" between centres, mahogany box 3' 1" x 1 1/8" x 3 3/4", painted "Admiralty H.O.32"

Sliding parallel rule:- 3 foot

Ivory diagonal scale with built-in protractor from set of drawing instruments by Holtzapffel & Co., London.

Ivory diagonal scale with built-in protractor from set of drawing instruments by Holtzapffel & Co

1839-1900

T square with elaborate adjustments. In mahogany case with 2 keys.

T square with elaborate adjustments