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By "Pettigrew, James Bell, 1834-1908"
Design in nature illustrated by spiral and other arrangements in the inorganic and organic kingdoms as exemplified in matter, force, life, growth, rhythms, &c., especially in crystals, plants, and animals.
By: Pettigrew, James Bell,
Publication info: London,Longman, Green, and co.,1908.
Contributed by: Cornell University Library