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La Brea story
Gretchen Sibley
Paperback (Los Angeles County Museum of Natural History, March 15, 1969)La Brea Story was written by Grechen Sibley, published by Los Angeles County of Natural History and was printed in 1969 in a Paperback binding.
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La Brea Story
Gretchen Sibley
Hardcover (Ward Ritchie Press, March 15, 1968)None
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La Brea story
Gretchen Sibley
Unknown Binding (Los Angeles County Museum of Natural History, the Division of Education in cooperation with the Earth Sciences Division, March 15, 1967)SOFT COVER
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La Brea story
Gretchen Sibley
Library Binding (Published by the W. Ritchie Press with the Los Angeles County Museum of Natural History, March 15, 1968)None