Odometer, ca. 1763
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  Photo by Peter Harholdt, 2004 |
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Iron, brass, and paint; H. 1 2/3 in. (4.1 cm), W. 6 7/8 in. (17.5 cm), D. 4 1/4 in. (10.8 cm)
Frankliniana Collection, The Franklin Institute, Inc. (Philadelphia, Pa.), 5259 
This instrument, now incomplete, is used to measure the distance traveled by a wheeled vehicle. Franklin owned a similar device, listed in the inventory of his household made after his death as a "French Weeweiser" (wayweiser).
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