"In Fashions: for Him, for Her, in Knits, in Crochets" is a vintage book from the 1930s, originally published by Wm. H. Horstmann Co., a leading manufacturer of knitting and crocheting yarns. The book is a collection of patterns and designs for various garments and accessories, catering to both men and women. It showcases the fashion trends and styles of the era, with a focus on knits and crochets.