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Title: Steinheil cones, 1 to 6-inches case, signed 'Carpenter & Wes [Go to resource]
Description: Steinheil cones, 1 to 6-inches case, signed 'Carpenter & Westley, Opticians, 24 Regent St., London', England, in leather case, c. 1870 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1865-1875 Source: Science Museum Creator: Steinheil, Carl August Identifier: 1928-912 Go to resource More Like this...
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