Books like Great Granny Crochet Book
American School of Needlework
Great Granny Crochet Book is 144 pages, about 2 hours 38 minutes at 250 words a minute.
7 books to read next
How long each takes
Firefly's Step-by-step Encyclopedia of Needlecraft 5.9 h 
Encyclopedia of Needlework 12.5 h 
Yummi 'Gurumi 1.5 h 
The Ladies' Complete Guide to Crochet, Fancy Knitting and Needlework 2.2 h 
The McCall's Book of Afghans 2.9 h 
Crochet Your Christmas Baubles 53 min 
The Classic Techniques 3.8 h Bar height shows length. Estimated at 250 words a minute.