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Richard F. Trump
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Journal Articles
The American Biology Teacher (1957) 19 (5): 152–155.
Published: 01 May 1957
Journal Articles
The American Biology Teacher (1952) 14 (5): 134.
Published: 01 May 1952
Journal Articles
The American Biology Teacher (1952) 14 (4): 100.
Published: 01 April 1952
Journal Articles
The American Biology Teacher (1951) 13 (8): 177–179.
Published: 01 December 1951
Journal Articles
The American Biology Teacher (1951) 13 (5): 119.
Published: 01 May 1951
Journal Articles
The American Biology Teacher (1950) 12 (5): 110.
Published: 01 May 1950
Journal Articles
The American Biology Teacher (1947) 9 (9): 284–285.
Published: 01 October 1947
Journal Articles
The American Biology Teacher (1947) 9 (9): 273–274.
Published: 01 October 1947
Journal Articles
The American Biology Teacher (1944) 7 (3): 69.
Published: 01 December 1944
Journal Articles
The American Biology Teacher (1944) 7 (2): 38–39.
Published: 01 November 1944
Journal Articles
The American Biology Teacher (1943) 5 (5): 119.
Published: 01 February 1943
Journal Articles
The American Biology Teacher (1942) 4 (4): 115.
Published: 01 January 1942
Journal Articles
The American Biology Teacher (1941) 4 (2): 68–69.
Published: 01 November 1941
Journal Articles
The American Biology Teacher (1940) 3 (3): 102–103.
Published: 01 December 1940