Compass
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A magnetic compass.
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CompassesSource
Elroy M. Avery School Physics (New York: Sheldon and Company, 1895) 438
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2400×1674, 884.3 KiB
1024×714, 100.5 KiB
640×446, 52.9 KiB
320×223, 19.0 KiB
A magnetic compass.
Elroy M. Avery School Physics (New York: Sheldon and Company, 1895) 438
2400×1674, 884.3 KiB
1024×714, 100.5 KiB
640×446, 52.9 KiB
320×223, 19.0 KiB