3 3 c m
40cm
actual image size: 32cm x 25cm
Description
Rough sketch of James Nasmyths' apparatus by which most perfect sound speculae may be cast with absolute certainty. Contrived in 1839, and used with great success even since. Signed James Nasmyth, April 12, 1879 (single sheet 11 1/4 x 8 3/4), James Nasmyth
Image Details
Image Ref.
10672312
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