This paper back booklet published in 1892, Everybody's Handbook of Electricity, is full of really great old line drawings of early Dynamo - Electric motors used to generate electricity for incandescent lighting installations before 1892. This book features page after page of pictures and great descriptions. There are 120 pages and approximately 20 full page images and 30 half page images of some of the rarest of the open frame electric motor designs. The booklet measures 0.25 inches x 5.5 inches x 8.0 inches.