Source: Notarized Certificate of Business, Wabash Co. Partnership & Firm Record Book 1, p. 94, July 11, 1927:

 

North Manchester Concrete Silo Company

Manufacturing Sewer Pipe, etc.

North Manchester, Indiana

Members of Firm/Partners:

D.N. Schubert, resides at North Manchester, Ind.

M.V. Schubert, resides at North Manchester, Ind.