| http://www.w3.org/ns/prov#value | - The small front wheel, 18???23 inches (46???58 cm) in diameter, steered, and the large rear wheel, 42???60 inches (110???150 cm) in diameter, provided the forward driving force and bore most of the rider's weight.[7] The light load on the front wheel was reported to have made it skittish on loose surfaces such as sand and gravel.[2] American Stars incorporated pneumatic tires very soon after they
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