Source: Notarized Certificate of Business, Wabash County Partnership Book 1 (1941-1985), p. 153, May 13, 1948:

Checkerboard Feed Store

Wholesale and retail feed, seed, poultry and farm supplies

903 West Main Street, North Manchester, Indiana

Owner: Ralston Purina Company, St. Louis, Missouri

Check-R-Board Grain Elevator at the SW corner of Wabash Road and West Main (where Hucks Filling Station is).
Picture taken circa 1950s. Dick Felabom on the left, Bud Keim in the center.