Vintage book set: Singer Sewing Library, published by Singer Sewing Machine Co

Boxed set that includes 4 booklets:
- No. 1, Short Cuts to Home Sewing.  Copyright 1929
- No 2, How To Make Dresses the Modern Singer Way, copyright 1930
- No. 3, How To Make Children's Clothes the Modern Singer Way, copyright 1930
- No. 4, How to Make Draperies...Slip Covers, Cushions and other Home Furnishings the Modern Singer Way.  Copyright 1929

The booklets are in very good condition - some discoloration, a few pages bent.
The blue cardboard sleeve holding the booklets has more wear, especially on the binding.