Singer Company. (1893). Catalogue of Singer sewing machines for family use. Singer Manufacturing Co..
Lua i Stíl Chicago (17ú heag.)Singer Company. Catalogue of Singer Sewing Machines for Family Use. [New York]: Singer Manufacturing Co., 1893.
Lua MLA (8ú heag.)Singer Company. Catalogue of Singer Sewing Machines for Family Use. Singer Manufacturing Co., 1893.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.