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Title: "Rough sketch of James Nasmyths' apparatus by which most per [Go to resource]
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") License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: metal mirrors
pictorial drawings
castingsTemporal: 1879 Source: Science Museum Creator: Nasmyth, James, 1808-1890 Identifier: 1932-112 Go to resource More Like this...
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