Plotting scale

Plotting scale, 12"; brass; 17th century, diagonal scale and scales of equal parts and chords

Details

Category:: Mathematics

Object Number:: 1917-84

Materials:: brass (copper, zinc alloy)

Measurements:: overall (flat): 3 mm x 307 mm x 32 mm, 0.17 kg

type:: drawing instruments, drawing scales (plotting) and diagonal scales

credit:: Thomas H. Court

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Plotting scale

Details

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