Early hand-powered lock stitch sewing machine
1867-1885
The first Wheeler and Wilson sewing machine, 1866.
1866
Automatic lock stitch button-hole sewing machine by Wheeler & Wilson Manufacturing Co.
1890
Industrial lockstitch button hole sewing machine by The Union Button Sewing Machine Co.
No. 9 lockstitch sewing machine head
1888
Wheeler and Wilson lock stitch treadle powered button hole sewing machine head
1862
Twin-needle lock stitch sewing machine
1890
No.12 lockstitch sewing machine head
1888
Wheeler and Wilson lock stitch sewing machine with stand and treadle
1873