1950 Rosenthal Corn Husker model 40 & 4-20 sales brochure w/letter Milwaukee WI

Original 12-page sales brochure for the Rosenthal Corn Husker models 40 & 4-20 made by the Rosenthal Corn Huskers Co in Milwaukee. Includes a 1950 letter regarding the same brochure , signed by L E Rosenthal . Brochure measures 8×8&1/2″ » and is in fair condition with fold lines and page discoloration. Will ship well protected in a large envelope via USPS.