The Art of American Horology & Colle...

New York, Nov 28, 2001

LOT 166

Ball & Co., Cleveland, Brotherhood of Railroad Trainmen, No. 28536, by Hamilton, Grade 999C, received on May 14, 1898, sold to Ball on May 14, 1898.Fine, gold-filled, keyless Railroad Grade watch.

C. two-body, "bassine et filets" by "B & B", screwed and engine-turned back, reeded band, hinged bezel. D. white enamel, Arabic markers, outer minute ring, sunk subsidiary seconds. Blued steel hollow "American Pierced Spade" hands. M. 18 size, nickel, full plate, damascened, 17 jewels, the top ones in gold settings, adjusted, straight line lever escapement with sapphire pallets, cut-bimetallic compensation balance with gold screws, blued steel Breguet balance spring, swan neck micrometric regulaor, safety pinion.Signed on the dial and movement, dial also signed "Trademark B of R T". Movement engraved "B of R T", Patented Nov.17.96", Pat. Aug.18'96.". Diam. 55.5 mm.