Source: Union Electric Company employee magazines (titled Wire and Pipe, Union Electric Magazine, Union Electric Quarterly, and Union Electric News), 1913-1969 (incomplete run)
Location: St.L. / 05 / Un3, Un3b, Un3m
Corporate Name:Otis Elevator Co.
Address:2301 Locust St.
Volume:1
Issue:9
Date of Publication:September, 1913
Page:322