Richard Walter Pohl (Pohl, Richard Walter)

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  Agnes Chase's First Book of Grasses: The Structure of Grasses Explained for Beginners
  by Lynn G. Clark, Richard Walter Pohl, Agnes Chase
  Softcover, Harpercollins, ISBN 1560986565 (1-56098-656-5)
• 
  How to Know the Grasses
  by Richard Walter Pohl
  Softcover, McGraw-Hill Science Engineering, ISBN 0697048764 (0-697-04876-4)

  More editions of How to Know the Grasses:

  • How to Know the Grasses: Hardcover, W. C. Brown Co, ISBN 0697048772 (0-697-04877-2)