The Mentor, May 1925 Vol. 13, No. 4, Steinmetz: Genius of Electricity Giant Spider Webs of Steel
NY: The Mentor Assoc. (1925). Item #43531
Small 4to, stiff pictorial wraps, softcover; 66 pages; illustrations; page 61 has section cut out else chipped and lightly soiled covers, internally, a very good clean tight copy.