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Robison's Manual of radio telegraphy and telephony for the use of naval electricians (1918)

Robison, S. S. (Samuel Shelburne), b. 1867, United States Naval Institute, Todd, David Wooster, Hooper, Stanford Caldwell · Annapolis, Md. : The United States Naval Institute · leaf 116

An illustration from Robison's Manual of radio telegraphy and telephony for the use of naval electricians, 1918, leaf 116
Fig. 49b.—Mica Condenser—DubilierType. Fio. 49.—Leyden Jar Battery. UJ

Telegraph, Wireless -- Handbooks, manuals, etc · Telephone, Wireless -- Handbooks, manuals, etc · Radio -- Handbooks, manuals, etc

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