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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
planimeter |
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| navigate by keyword : accuracy accurate area bakelite civil close closeup closeups dial dials engineering instrument measure measurement measuring planimeter retro rule ruler rulers scale surveying tracing ups vernier vintage wheel |
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| Detail of a English polar planimeter -- an instrument used to measure the area of an arbitrary two-dimensional shape -- from the 1950s in its bakelite case. |
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Stockphotos.ro (c) 2026. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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