Harper's boating book for boys; a guide to motor boating, sailing, canoeing and rowing (1912)
Davis, Charles G. (Charles Gerard), 1870-1959, ed · New York, London, Harper & Brothers · leaf 284
ound wire, leads from the sidepost of the dry cell to a screw on the handle of the timer-lever. A switch to throw off the current should be putsomewhere along this wire. The other wire, from thecenter post of the cells, leads to a screw at one end of thecoil-box. From the other screw on the same… … Fig. 2
Boats and boating
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.