. 20th century catalogue of supplies for watchmakers, jewelers and kindred trades. No. 30. B. .S. O. Offset Guard, per dozen, $ With Icx. Lenses, add $ per ch. ^.^ 1 =;nn f- f, Guard, per dozen, | With Pcx. Lenses, add | per • lOnn VoK r lJ^VMr7 guaranteed, per dozen, With Pcx. Lenses, add $ per dozen. 1000. lOK. Gold Filled, warranted, per dozen, $ With Pcx. Lenses, add $ per dozen For Watchmakers, Jewelers and Kindred Trades. B. S. O. GOLD-FILLED AND SILVERINE FRAMES.

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Keywords: ., bookcentury1800, bookdecade1890, bookid20thcenturyc, bookyear1899