Beam compass made by George Adams (the Younger), Fleet Street, London, 1775-1795.
This beam scale was used for technical drawing tasks such as creating large arcs and bisecting lines or angles. It consists of a mahogany beam inlaid with a boxwood scale of 0 - 33 inches and divided into tenths. The pointer can be finely adjusted by means of a micrometer screw one end. George Adams the Younger made instruments for King George III and the then Prince of Wales (the future King George IV).
- King George III
- Object Number:
- King's College, London
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