Singer Company. (1893). Catalogue of Singer sewing machines for family use. Singer Manufacturing Co..
Chicago-referens (17:e uppl.)Singer Company. Catalogue of Singer Sewing Machines for Family Use. [New York]: Singer Manufacturing Co., 1893.
MLA-referens (8:e uppl.)Singer Company. Catalogue of Singer Sewing Machines for Family Use. Singer Manufacturing Co., 1893.
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