Schwinn has it labeled as the “World No. 1757” in the 1917 Catalog. They called it “A F$&¥ing Mans Machine” (please excuse my language I’m just the messenger!)
1917 Schwinn Catalog
“
A man's machine of highest grade throughout with extra low saddle position double curved frame, built to meet all the requirements of heavy riders or hard service.
FRAME: 20-inch measuring 2-inches less at the on account of 2-inch drop in top bar, made of One-inch, 19 gauge seamless steel tubing, all flush joints. The Trum bar in solidly brazed according to best engineering practice.
WHEELS: 28-inch.
FORK:Trussed motorcycle style, extra drop forged crown; Seamless fork-sides nicely tapered.
CRANK HANGER: Drop forged, one-piece 7-inch cranks removable without disturbing cups.
FINISH: Handsomely enameled in national blue with white head and beautifully striped in white.
FRONT HUB: New Departure.
COASTER BRAKE: New Departure or Atherton.
RIMS: One-piece maple enameled to match frame.
CHAIN: 3/16-inch roller, 1/2inch pitch.
SPROCKETS: 52-tooth front, 18-tooth rear.
SPOKES: Swaged plane wire, 36 in front and 36 in rear.
TIRES: Firestone single tube.
HANDLE BAR: Forward extension, with wound leather grips.
SADDLE: Motorbike.
PEDALS: Rubber, motorcycle style.
TOOL BAG: Contain pump, wrench oiler and tire repair kit.
GUARDS: Raised center front and rear, leather flat on front, double flat brace on rear.
STAND: Armless type, enameled to match frame.
PRICE, $60.00”