| Bean, E.; Johnson, R.H., 1944. Fecundity in the Chicago Zoo - its population is swelled by four births in 24 hours. Life Magazine 17 (15) Oct 9: 41-42,44, 6 images
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| Bean, E.H., 1941. Baby rhinoceros at Chicago Zoological Park. White Tops 1941 Christmas: 8
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| Bean, E.H.; Davis, H.S., 1931. Zoo construction pertaining to health and future handling of exhibits. Parks & Recreation, American Association of Zoological Parks and Aquariums 15 (Nov): 149-155, 6 plates
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