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P.W. Ellis & Co. Limited, the jewellery headquarters of Canada : 1915-1916 illustrated catalogue : importing and manufacturing, gold and silversmiths, makers of Ellis watch cases (1915)
P.W. Ellis & Co. Limited · Toronto : The Company · leaf 44
ewels, H Xo. 3u; iuting and Open Fao, IT jewels; polished settings; ad-justed to temperature; hardenedcompensating balance with timingscrews: steel escape wheel; round-ed arm train wheels: gold to]icentre wheel; Breguet hairspring;patent micrometric screw regulat-or: safety screw centre… … No. 3u:5 15 Jewels. Huniin^ and Open Face. 15 jewels: hardened compensa.t-ing balance with timing screws;Breguet hairspring: rounded armtrain wheels; safety screw centrepinion: patenit microitieitric screwregulator; safety recoil click; per-fect self-locking setting device:double sunk dial. The…P.W. Ellis & Co. Limited · Clocks and watches · Jewelry · Silver-plated ware · Commercial
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