Publication

1973 - U.S. Govt. Print. Off., Washington, District of Columbia

Language

English

Word Count

27,500 words, Guess

Page Count

110 pages

Identifiers

Classifications

  • DDC338.4/7/50973
  • LCCQ127.N6 U54

Subjects

Topics

ScienceResearchScience and stateStudy and teachingTechnology and stateResearch -- North AmericaScience and state -- North America

Places

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