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Electrical and scientific instruments and apparatus : november 20th, 1899 (1899)

Elmer G. Willyoung & Co · New York : E.G. Willyoung · leaf 66

An illustration from Electrical and scientific instruments and apparatus : november 20th, 1899, 1899, leaf 66 — Fig. 61. W4359. Fig. 63. W4363. W4361. Battery Switcli, 2 connections $ 7 50 W4363. 4 12 00 W4363. 6 17 50

Electric apparatus and appliances · Equipment and supplies

Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.

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