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![From Melon Fields To Moon Rocks The Adventurous Life Of Biochemist And Entrepreneur Charles W. Gehrke (hb) [Hardcover]](/itemImage/2/3/3/7/2_5973935.jpg "From Melon Fields To Moon Rocks The Adventurous Life Of Biochemist And Entrepreneur Charles W. Gehrke (hb) [Hardcover]")