ASTON, ISAAC |
England, fl.1814-27, MIM |
Slide Rules, boxwood = Kenny Sale-124 = P.C. = ADL-DPW38, Soth. 5/10/76; Rules, folding = Christie 12/18/74, 4/9/75, and 12/8/76. |
the Kenny rule is four-sided, all are signed "I. Aston." |
25 Old Compton, Soho, London. |
Taylor 2(1262); ADL; RSW. |
|
|
|
|
|
|