Signature |
Maker |
Instruments |
Comments |
Location |
References |
WREN, CHRISTOPHER |
England, 1632-1723, MIM |
Vertical Wall Sundial = All Souls College, Oxford; Reflecting Sundial, 1648 = X. |
Sir Christopher Wren; architect, mathematician and astronomer; invented a mechanical tracing device in 1663. |
London. |
Gatty; Latham and Mattews (vol. 7); Middleton 1. |
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