Name
- Allen, Edward Heron1
- Austin, Kenneth, writing from Manchester1
- Bandulska, H., correspondent of Marie Stopes, fl 19211
- Barnes, A. F., of the Scientific and Industrial Research Department; correspondent of Marie Stopes, fl 19201
- Barton, E. C., of Zurich; correspondent of Marie Stopes, fl 19181
- Bayliss, William Maddock, Knight, physiologist, 1860-19241
- Beilby, George, of the Fuel Research Board1
- Benson, Margaret Jane, Professor of Botany University of London1
- Berry, Edward W, Instructor in Palaeontology John Hopkins University1
- Bertrand, Paul, of Amiens1
- Bolton, Herbert, Curator of Natural History Bristol Museum and Art Gallery1
- Bose, Jagadis Chunder, Indian naturalist1
- Boswell, Percy George Hamnall, Professor of Liverpool University1
- Bower, Frederick Orpen, botanist1
- Brierley, William B, Sec for Botany Institute of Plant Pathology1
- Carr, S E, Assistant Sec Chemical Society1
- Crabb, Alexander, Produce Officer for the New Zealand Government1
- Garwood, Edmund Johnston, geologist, 1864-19491
- Gordon, William Thomas, palaeontologist, palaeobotanist and geologist, 1884-19501
- Gothan, Walter, of Berlin, paleobotanist, 1879-19541