[Illustration: Wren]
CRANBROOK INSTITUTE OF SCIENCE
Bulletin No. 1, Fifth Edition
Fifth Edition
Copyright 1955
by The Cranbrook Institute of Science
Bloomfield Hills, Michigan
First printed as "Bird Houses"
First Edition, March, 1931, 2000 copies
Second Edition, February, 1938, 1500 copies
Revised and enlarged to include western species, baths, and shelters
Third Edition, December, 1940, 3000 copies
Fourth Edition, June, 1944, 5000 copies
June, 1951, 4000 copies
Fifth Edition, July, 1955, 6000 copies
September, 1963, 5000 copies
Printed by Litho-Art, Inc., from type set and printed by the
Cranbrook Press