The tricyclists' indispensable annual and handbook; a guide to the pastime, and complete cyclopaedia on the subject (1883)
Sturmey, Henry · Coventry, Iliffe; Hartford, The Overman Wheel Co · leaf 130
ompson’s Cyclometer, of which an illustration is given, shows either revolutions or miles and yards, as preferred, and is so constructed that a train of wheels, contained in a case, is set in motion by a weight, which remains stationary whilst the case and mechanism revolve, being attached to the… … Johnson’s Road Measure is another neat little instrument. It consists, as before, of a train of wheels, with dial plates showing either distance or revolutions ; these are set in motion by a ball which runs in a groove round the instrument ; this ball remains stationary whilst the body of the…
Tricycles
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