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An instrument, usually resembling a pair of dividers or compasses with curved legs, for measuring the diameter or thickness of bodies, as of work shaped in a lathe or planer, timber, masts, shot, etc.
Keywordsmeasuring device, calipers, caliper, measuring instrument, calliper, callipers, measuring system
Government Printing Office Official Gazette (Washingon, DC: Government Printing Office, 1912)
2400×1183, 352.9 KiB
1024×504, 53.3 KiB
640×315, 27.1 KiB
320×157, 9.8 KiB