Image
Category
Collection
Maker
Object type
Place
Material
Date
Proportional compass

Proportional compass

1600-1699

Proportional compass

Proportional compass

1843-1844

Proportional compasses in case

Proportional compasses in case

Proportional compasses by Dollond

Proportional compasses by Dollond

Proportional compasses

Proportional compasses

Proportional compasses: 6-inch

Proportional compasses: 6-inch

1828-1838

Proportional compass

Proportional compass

1876

Proportional compasses by Charles Smith

Proportional compasses by Charles Smith

1917

Proportional compasses with lineal ratio scale

Proportional compasses with lineal ratio scale

1900-1920

Proportional compass (one of two)

Proportional compass (one of two)

Proportional compass (one of two)

Proportional compass (one of two)

Proportional compass:- Meeting point pattern

Proportional compass:- Meeting point pattern

1876

Proportional compass:- Old English

Proportional compass:- Old English

1876

Proportional compass by Joseph Jackson, London, 2nd quarter 18th century, brass with steel tips.

Proportional compass by Joseph Jackson

1735-1760

Proportional compass with turn down points, made by W. F. Stanley, Great Turnstile, London

Proportional compass with turn down points

1876

Proportional compass made by W. F. Stanley, Great Turnstile, London (old English pattern)

Proportional compass made by W. F. Stanley

1876

Proportional compass by Joseph Jackson, London, 2nd quarter 18th century, brass with steel tips, in original fishskin case

Proportional compass by Joseph Jackson

1735-1760

Pair of proportional compasses, brass c. 1680

Pair of proportional compasses, brass c. 1680

1678-1682

Proportional compasses, 6 3/8-inch; brass engraved "T. Heath Fecit"

Proportional compasses

1720-1753

Reproductions of a proportional compass, one of eleven,mathematical instruments found at Pompeii

Reproductions of a proportional compass

1891

Two proportional compasses in case

Two proportional compasses in case

'Whole and Halves' proportional compass by William Ford Stanley, Great Turnstile, London, England, 1876.

'Whole and Halves' proportional compass by William Ford Stanley

1876