Citations

Swingle, Charles Fletcher (1899–1978) View Biographical Record

Article: Swingle & Humbert find rubber species: French and American botanists locate in Madagascar valuable plant thought to be extinct.

Publication: The Official Record of the U. S. Department of Agriculture

Subject ID: 29207

Subject Name: Swingle, Charles Fletcher
Article Title: Swingle & Humbert find rubber species: French and American botanists locate in Madagascar valuable plant thought to be extinct.
Volume: 8
Number: 9
Pages: 1, 8
Publication Date: 28 Feb 1929
Notes: Copy in HI biography file.