List of parts machines nos.21W4, 21W15, 21W25, and others. Form 1759W. June 1928.
SINGER MANUFACTURING CO. List of parts machines nos.21W4, 21W15, 21W25, and others. Form 1759W. June 1928. © on new illus.; 9Nov28; AO-2445. Singer Manufacturing Co. (PWH); 18Apr56; R168726.
Singer Manufacturing Co.|PWH