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
Last Name:Blackard
First Name:Mabel
Title:Mrs.
Maiden Name:Hayes
Volume:17
Issue:8
Date of Publication:August, 1929
Page:12