1925 Audel/Hawkins illustrated electrical guidebook, motors, dynamos, voltmeters etc.

Old engineer's Audel / Hawkins Electrical Guide #2 "Questions, Answers and Illustrations - Management of Dynamos - Motors - Instruments - Testing". It is copyright 1917 by Theo. Audel & Co., but is a 1924 - 1925 printing. This old handbook has over 340 pages with sections on maintaining and operating electric motors and dynamos (electric generators), voltmeters, ammeters, wattmeters and more! It is full of tons of illustrations, schematics and drawings.

It is in very nice condition with gilt edges to the pages and a name and address on the front fly.