Cyclopedia of applied electricity : a practical guide for electricians, mechanics, engineers, students, telegraph and telephone operators, and all others interested in electricity
A multi-volume technical reference issued in 1905 by the American School of Correspondence in Chicago for electricians, mechanics, engineers, telegraph and telephone operators, and correspondence-course students. The plates are line-drawn wiring schematics and cutaway apparatus views telegraph sounders, relays, battery jars, coils and armatures rendered in thin uniform outline with dashed circuit runs and letter keys, useful as diagrammatic pattern, technical linework, and annotated symbol sets.
