LOT OF 4 PATTERN BOOKS FOR CROCHET COLLARS/NECKWARE. 
  1. 1940 NECKWEAR NEWS IN CROCHET BY SPOOL COTTON CO.  BOOK #146.  EDGE WEAR TO COVERS.  
  2. 1986 AMERICAN SCHOOL OF NEEDLEWORK- CROCHETED COLLARS. #1047
  3. 1987 THE CROCHET CATALOG-CLASSIC COLLARS #87B
  4. LEISURE ARTS 1987 KNIT COLLARS #546