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Little Blue Books are a series of small staple-bound books published from 1919 through 1978 by the Haldeman-Julius Publishing Company of Girard, Kansas.[1] They were extremely popular, and achieved a total of 300-500 million booklets sold over the series' lifetime.[2] A Big Blue Book range was also published.
- ^ Opper, Brian (September 21, 2021). "Emanuel Haldeman-Julius Little Blue Books Collection". Peek in the Stacks. California State University, Northridge. Retrieved September 29, 2021.
- ^ pg 265 of Susan Jacoby's Freethinkers: A History of American Secularism, 2004, ISBN 978-0-8050-7776-6, ISBN 0-8050-7776-6. Published by Henry Holt and Company; cover design John Candell