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  • WHAT ARE COSMIC RAYS?

    Published in:
    School Science & Mathematics, 1953, v. 53, n. 9, p. 687, doi. 10.1111/j.1949-8594.1953.tb06896.x
    By:
    • Horst, Helene
    Publication type:
    Article

  • THE HIGH SCHOOL SCIENCE TEACHER.

    Published in:
    School Science & Mathematics, 1957, v. 57, n. 3, p. 175, doi. 10.1111/j.1949-8594.1957.tb07776.x
    By:
    • Horst, Sister Helene
    Publication type:
    Article