1982
Helen Sharsmith, American biologist and educator (b. 1905)
Helen Sharsmith, American biologist and educator (b. 1905)
Helen Sharsmith, American biologist and educator (b. 1905)
American botanist (1905–1982)
Helen Sharsmith, American biologist and educator (b. 1905)
Helen Sharsmith, American biologist and educator (b. 1905)
Helen Sharsmith, American biologist and educator (died 1982)
Helen Sharsmith, American biologist and educator (died 1982)