Tight, flat square books with worn edges, scuffs, tears and stains on the boards (See pictures).  

The story of how a chick is born is told in factual and simple terms for children to understand. From the time the chick is a dot in the yellow of the egg until it hatches is 21 days. There are illustrations to show what the chick looks like on days 1, 3, 6, 9, 12, 15, 19, 20 and on hatching day. Published 1967, told by Bruce Grant and illustrated by Mayr Willdin.
 
Three Billy Goats Gruff is a Norwegian folk tale, this time retold by Alice O'Grady and Frances Throop; illustrated by George Wilde.