Helen V. Smith (Smith, Helen V.)

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  How to Know the Non-Gilled Fleshy Fungi
  by Alexander H. Smith, Helen V. Smith
  Softcover, McGraw-Hill College, ISBN 0697048667 (0-697-04866-7)
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  How to Know the Non-Gilled Fleshy Fungi
  by Helen V. Smith, Alexander Hanchett Smith
  Hardcover, W. C. Brown Co, ISBN 0697048675 (0-697-04867-5)