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Charles E. Packard
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Journal Articles
The American Biology Teacher (1968) 30 (2): 138.
Published: 01 February 1968
Journal Articles
The American Biology Teacher (1967) 29 (6): 480.
Published: 01 September 1967
Journal Articles
The American Biology Teacher (1957) 19 (4): 111–113.
Published: 01 April 1957
Journal Articles
The American Biology Teacher (1954) 16 (1): 20–21.
Published: 01 January 1954
Journal Articles
The American Biology Teacher (1954) 16 (1): 22.
Published: 01 January 1954
Journal Articles
The American Biology Teacher (1953) 15 (6): 166–167.
Published: 01 October 1953
Journal Articles
The American Biology Teacher (1952) 14 (8): 214.
Published: 01 December 1952
Journal Articles
Journal Articles
The American Biology Teacher (1951) 13 (6): 135–136.
Published: 01 October 1951
Journal Articles
The American Biology Teacher (1951) 13 (6): 134–135.
Published: 01 October 1951
Journal Articles
The American Biology Teacher (1951) 13 (4): 95.
Published: 01 April 1951
Journal Articles
Journal Articles
The American Biology Teacher (1950) 12 (8): 175–178.
Published: 01 December 1950
Journal Articles
The American Biology Teacher (1950) 12 (7): 161–162.
Published: 01 November 1950
Journal Articles
The American Biology Teacher (1950) 12 (2): 29–31.
Published: 01 February 1950
Journal Articles
The American Biology Teacher (1948) 10 (8): 215–220.
Published: 01 December 1948
Journal Articles
The American Biology Teacher (1947) 9 (10): 295–299.
Published: 01 November 1947
Journal Articles
The American Biology Teacher (1947) 9 (9): 277–278.
Published: 01 October 1947
Journal Articles
The American Biology Teacher (1946) 9 (3): 75–78.
Published: 01 December 1946
Journal Articles
The American Biology Teacher (1946) 9 (2): 51–54.
Published: 01 November 1946