The 1938 version is one of the most collectible Machine Sewing books as it is harder to find than the 1948-50 version
In 1939 the Singer educational department gave little booklets for young school children to sew samples in
Machine Know-How
While the The Singer Hemstitcher Attachment
custom friction band and treadle handwheel then replace stop motion knob
Embroidery Guide Attachment - fits Singer Featherweight 221, 222, & 301 (Vintage Original) 201 The 1938 version is oneMonogram Embroidery Guide fits all standard household sewing machines. The guide slips over the presser foot and can be used to add lovely trim such as mini ric rac, middy braid, soutache, yarn, etc. For written instructions, click here. LOW SHANK: fits the Singer Featherweight 221, 222K and all low, vertical shank Sewing Machines (i. e. 15, 27, 28, 66, 99, 185, 127, 128, 192, 201, 206, 237, 306, 319, 320, 328, as well as many other brands besides