Measures 8½ x 11 inches. Dated 12/16/1947. This is a letter written to Mr. George Zahm of the Zahm & Nagel Co., Buffalo NY. It talked about technical matters concerning the firm's Mercoid Switches. It is signed by Joseph Griesedieck and CCed to Art Cochrane, Chris Kaupp and Mel Helbig. Two folds  |