| ap. = apprenticed | art. = artisan, casemaker, chaser, enameller, engraver, founder, painter, dialmaker, etc. | b. = born | bap. = baptised | c.  or  ca. = circa (about) | cc. = clockmakers company | d. = died | f. = founded | gsm. = goldsmith, silversmith | hor. = horologist | im. = instrument/tool maker | jew. = jeweller | m. = master | mar. = married | men. = mentioned | sci. = scientist, author, lector, educational, organisation | tm. = trademark | < = before | > = after |