Electric Lighting for Ships (page 3/3)

[picture: Fig. 73.---English Shopper Switch]

Fig. 73.—English Shopper Switch

Another design of electrical switch from 1892. [$]

[picture: Fig. 95.---Showing Edison-Swan Ampère Meter.]

Fig. 95.—Showing Edison-Swan Ampère Meter.

“Fig. 95 shows an outside view of an ampère meter made by the Edison-Swan Co.” (p. 220) [more...] [$]


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