Source: Laclede News, 1956-1963, 1965-1969 (incomplete run) Location: Gephardt Stacks 12.6.2
Last Name:	Wilke
First Name:	Gustav
Middle Name:	E.
Volume:	23
Issue:	2
Date of Publication:	February 1959
Page:	16
Remarks:	in list of employees marking anniversaries with the company