GREGORY AND SON |
England, fl.1776-83, MIM NIM OIM PHIM SIM |
Hadley's Quadrants = Maritime Museum, Hull, Soth. 3/10/87; Stick Barometer = X. |
Henry Gregory and son; became Gregory and Wright in 1783; T.C. |
148 (Leadenhall Street), near the India House (London). |
Goodison 1; Moskowitz 112; Crawforth 1. |
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