Contributions

  • Downing, M. Elizabeth, 1905- - Contributor
  • Downing, M. Elizabeth, 1905- author - Contributor

Publication

1951 - Row, Peterson, Evanston, Ill, Illinois

Language

English

Word Count

8,750 words, Guess

Page Count

35 pages

Identifiers

Classifications

  • DDC612
  • LCCQ181.P37 Y68 1951

Subjects

Series Statement

  • Basic science education series

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