. 20th century catalogue of supplies for watchmakers, jewelers and kindred trades. No. 36. B. S. O. Offset Guard, Y Arm, Filled, per dozen, $ With Pcx. Lenses, add $ per dozen. 1519. Gold Filled, every frame guaranteed, $ per dozen. With Pcx Lenses, add f per dozen. 1013. lOK Gold Filled, warranted, $ per dozen. With Pcx Lenses, add $.50 per dozen. 503. B. S. O. Offset Guard, Y Arm, Silverine, per dozen, $ With Pcx. Lenses, add $ per No. 152. B. S. O. Rigid Guard, Filled, per dozen, $ With Pcx. Lenses, add $ per dozen. 513. B. S. O. Ri

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. 20th century catalogue of supplies for watchmakers, jewelers and kindred trades. No. 36. B. S. O. Offset Guard, Y Arm, Filled, per dozen, $ With Pcx. Lenses, add $ per dozen. 1519. Gold Filled, every frame guaranteed, $ per dozen. With Pcx Lenses, add f per dozen. 1013. lOK Gold Filled, warranted, $ per dozen. With Pcx Lenses, add $.50 per dozen. 503. B. S. O. Offset Guard, Y Arm, Silverine, per dozen, $ With Pcx. Lenses, add $ per No. 152. B. S. O. Rigid Guard, Filled, per dozen, $ With Pcx. Lenses, add $ per dozen. 513. B. S. O. Rigid Guard, Silverine. per dozen, $ With Pcx. Lenses, add $ per dozen. 356. B. S. O. Gold Filled, Bar Spring Grab, per dozen, $ With Pcx Lenses, add per dozen. 541. B. S. O. Silverine, Bar Spring Grab, per dpzen, With Pcx Lenses, add | per dozen. B. S. O. GOLD-FILLED TEMPLES. Straight Oval Wire, per dozen $ Straight Round Wire, Riding, Riding Cable, Riding Cable, 718 The Twentieth Century Catalogue of Supplies OPTOMETERS.

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