Favorite this☆ Foote 21EM MultiFoote tread mixer Description: View of a Foote 21EM MultiFoote tread mixer. Handwritten on back: "21EM serial #2779." Details Resource ID: na052912 Subject: Concrete mixers Foote Concrete Machinery Company Photographic prints Note (Source): Note: Part of a factory sales album from the Foote Concrete Machinery Co. and the affiliated Ransome Concrete Company. These companies were the foremost American manufacturers of road building machinery and cement mixers. Date Issued: 1921 Format: 1 photographic print ; 8 x 10 in. Member of: National Automotive History Collection Filing Location: MS127/Foote Concrete Machinery Co. and Ransome Concrete Co., 1:6 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.