The Modern bicycle and its accessories; a complete reference book for rider, dealer, and maker (1898)
Schwalbach, Alexander, Wilcox, Julius, Commercial advertiser association, New York · New York, The Commercial advertiser association · leaf 90
time. Originally allhubs were made of what is known as gunmetal, the flanges of the hubs were verythick and tapered toward the centre ofthe hub. They were made in this manner to provide sufficient room for tapping andthreading the hub flanges so that the directspokes which were in use at that… … KEATING HUB. some of them are formed out of tubing, anda few of the cheaper makers use malleableiron or cast steel for this purpose. All ofthe spokes used are made of either a spe-cial drawn steel wire or a piano wire. Theyall possess great torsional or twistingstrength, and the tensile strength…
Bicycles
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