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The Valence of Nitrogen in Ammonium Salts
Authors: William A Noyes | Ralph S Potter
Published in Proceedings of The American Philosophical Society, in 1914, in volume 53, issue 213, pages 18-24
Created: 2017-01-01, modified: 2023-02-16
Notes on the Yellow-Breasted Sunbird
Authors: Nathan S Potter | Iii
Published in The Wilson Bulletin, in 1948, in volume 60, issue 3, pages 159-163
Created: 2016-12-04, modified: 2023-02-16
REPORTS ON THE FLORA OF MASSACHUSETTS—III
Authors: A S Goodale | F W Grigg | A H Gustafson | S K Harris | C H Knowlton | David Potter | S N F Sanford | F C Seymour | L B Smith
Published in Rhodora, in 1942, in volume 44, issue 522, pages 213-220
Created: 2016-07-19, modified: 2023-02-16
REPORTS ON THE FLORA OF MASSACHUSETTS,—II
Authors: J R Churchill | A S Goodale | R H Goodwin | F W Grigg | S K Harris | David Potter | G B Rossbach | S N F Sanford | L B Smith
Published in Rhodora, in 1933, in volume 35, issue 419, pages 351-359
Created: 2016-07-19, modified: 2023-02-16
Ralph Arnold (1875-1961)
Authors:
Published in Veliger, in 1961, in volume 4, pages 51
Created: 2013-12-03, modified: 2013-12-03
Who Was Petri?
Authors: Ralph C Benedict
Published in Torreya, in 1929, in volume 29, issue 1, pages 9-12
Created: 2022-12-14, modified: 2022-12-14
Cabbages and Cacti
Authors: Ralph C Benedict
Published in Torreya, in 1929, in volume 29, issue 3, pages 53-58
Created: 2022-12-14, modified: 2022-12-14
Lessons in Apples
Authors: Ralph C Benedict
Published in Torreya, in 1930, in volume 30, issue 2, pages 40-45
Created: 2022-12-14, modified: 2022-12-14
A Raven Pellet
Authors: Ralph Hoffmann
Published in The Auk, in 1920, in volume 37, pages 453-454
Created: 2013-03-08, modified: 2013-03-08
Cedric Cuthbert Ralph
Authors: Sheila Houghton
Published in Victorian Naturalist, in 2008, in volume 125, issue 2, pages 58-59
Created: 2017-10-12, modified: 2017-10-12
ARTHUR HERBERT NORTON
Authors: Ralph C Bean
Published in Rhodora, in 1943, in volume 45, issue 534, pages 217-220
Created: 2016-07-19, modified: 2023-02-16
STUART KIMBALL HARRIS
Authors: Ralph C Bean
Published in Rhodora, in 1970, in volume 72, issue 789, pages 126-129
Created: 2016-07-19, modified: 2023-02-16
OF INTEREST TO TEACHERS
Authors: Ralph Curtiss Benedict
Published in Torreya, in 1908, in volume 8, issue 8, pages 203-207
Created: 2022-12-15, modified: 2022-12-15
Two new centipeds
Authors: Ralph V Chamberlin
Published in Entomological News, in 1944, in volume 55, pages 64-66
Created: 2011-05-07, modified: 2021-04-05
ALPINE PLANTS OF KASHMIR
Authors: Ralph R Stewart
Published in Torreya, in 1924, in volume 24, issue 3, pages 41-44
Created: 2022-12-14, modified: 2022-12-14
Plant Physiology
Authors: Review By: Ralph C Benedict
Published in Torreya, in 1940, in volume 40, issue 6, pages 208-210
Created: 2022-12-12, modified: 2022-12-12
A poison ivy experiment
Authors: Ralph C Benedict
Published in Torreya, in 1933, in volume 33, issue 3, pages 65-66
Created: 2022-12-14, modified: 2022-12-14
A Curious Coincidence
Authors: Ralph E Smith
Published in Botanical Gazette, in 1896, in volume 21, issue 1, pages 35-36
Created: 2017-03-14, modified: 2017-03-14
Virulence of the Wild Parsnip
Authors: Ralph Hoffmann
Published in Rhodora, in 1902, in volume 4, issue 45, pages 188
Created: 2016-07-19, modified: 2023-02-16
Carex typhina in Maine
Authors: Ralph C Bean
Published in Rhodora, in 1942, in volume 44, issue 517, pages 20
Created: 2014-06-16, modified: 2023-02-16