1931/04 - Contents as taken from the front cover are as follows:

  • The Future of Man in the Light of His Past
    The View-Point of an Archeologist by Dr. A.V. Kidder
    The View-Point of a Sociologist by Professor William F. Ogburn
  • The View-Point of a Geneticist by Professor E.M. East
  • The Age of the Earth - Radioactivity Methods of Its Determination by Dr. Alois F. Kovarik

  • What Is New In Mathematics? by Professor Edward V. Huntington
  • Plant Hunting in Madagascar by Dr. Charles F. Swingle
  • A Cinematographic Study of Sprinters by Professor Wallace O. Fenn
  • Word Painting by Dr. C.H. Benjamin
  • Science Service Radio Talks:
    The Age of the Earth by Professor A.C. Lane
    Doing Something About Earthquakes by Chief N.H. Heck
    In Defense of Insects by Dr. Frank E. Lutz
  • The Beginning of a Snowflake by Dr. John Mead Adams
  • The Progress of Science