BICYCLE MAKING
Reading edition
The ball bearings of a bicycle must be very hard. But they must not be brittle, or they will break easily. The Columbia method is right. Soft, tough steel is forged to the shape required, machined down to exact size, case hardened to diamond density on its surface, and then polished. Such bearings rarely break, while they give the matchless ease of running that makes
Standard of the World
$100 to all alike
Columbias in construction and quality are in a class by themselves.
POPE MANUFACTURING CO., Hartford, Conn.
Columbia Art Catalogue gives full information of Columbias; also of Hartford bicycles, next best, $80, $60, $50. Free from the Columbia agent or mailed for two 2-cent stamps.
HARTFORD Single-Tube Tires are the standard single-tubes. Their success has caused a host of imitations. But who will have imitations when he can have the genuine?
IF IT'S A HARTFORD TIRE IT'S RIGHT.
The Hartford Rubber Works Co.
HARTFORD, CONN.
New York Chicago.
