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Field and Laboratory

Volume 6, Number 1 (1937)

Articles

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Note On The Origin Of Tiffin Hole, Iowa
John D. Boon and Claude C. Albritton Jr.

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Color Phases In Helicina Orbiculata Tropica 'Jan' Pfr.
E. P. Cheatum and Betty Watt Brooks

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Diatoms As A Source For California Petroleum: A Summary Review
Fred B. Phleger Jr. and Claude C. Albritton Jr.