1e27639a4b 1940's White Rotary Electric Sewing Machine Series 77, Vintage Sew User's Manual. 1940's White Rotary Electric Sewing Machine Series 77, Vintage Sew User's Manual . ANTIQUE SINGER SEWING MACHINES FOR SALE - BROTHER XL2600I SEWING MACHINE REVIEW . White Rotary Sewing Machine Serial Numbers. Singer Sewing Machine Treadle. . MidwayUSA is a privately held American retailer of various hunting and outdoor-related products. The White company (still in business) has some serial number records and will date machines. Their record and numbering system is/was not as organized as Singers, so there are some problems.. The site would remain the premises of the White Sewing Machine Company until the early 1950s Today, the most-easily found White sewing machines are the rotary models, which include the The price of your White Sewing Machine Corporation's White Rotary 77 Series machine depends a lot on it's condition.