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Description
"Getting The Most Out Of Time: The Select-o-Phone," Screw Machine Products Corporation (Providence, R.I.), 1924. (2003-33-1783a) Includes letter to W. W. Hanscom accompanying catalog, dated 14 April 1924.
Type
image
Identifier
4E19810C-4AB8-4097-B716-598351323538 2003-33-1783
Subject
Telephone switchboards (LCSH) Telephone systems--Equipment and supplies (LCSH) Intercommunication systems Screw Machine Products Corporation (Providence, R. I.) Electric Sales Company, The (San Francisco, Calif.) Hanscom, William Wallace
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