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Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)

Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1449

An illustration from Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .., 1916, leaf 1449 — sed when adjusting ortesting. The lamp terminals are marked P (positive) and N(negative) and should be connected into circuit accord-ingly. The carbons should be solid and of uniform quality. Forthe best results, the upper carbon should be 12 in.XiV in->and the lower 7 in.XiV in- The stub of the… … Fig. 670 which cannot be readily removed with waste, use a pieceof well-worn crocus cloth, always being careful to use apiece of clean waste before pushing the rod into the lamp. . Arc Lamps 1415 It should never be pushed up into the lamp in a dirty con-dition. The carbon rod may be unscrewed and…

Steam engineering · Electrical engineering · Steam-turbines

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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