Author

Contributions

  • Hubbard, Theodora Kimball, 1887-1935. - Contributor
  • Hubbard, Henry Vincent, 1875-1947. - Contributor

Publication

1935 - Harvard University Press, Cambridge, Massachusetts

Language

English

Word Count

22,750 words, Guess

Page Count

91 pages

Identifiers

Classifications

  • LCCHE371.A3 M35

Alternate Titles

  • Traffic system.

Subjects

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