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- Royal Greenwich Observatory (5)
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- Adams, John Couch, 1819-1892 (2)
- Ball, Robert S. (Robert Stawell), Sir, 1840-1913 (2)
- Darwin, George Howard, Sir, 1845-1912 (2)
- Gill, David, Sir, 1843-1914 (2)
- Institution of Electrical Engineers (2)
- Lowell, Percival, 1855-1916 (2)
- Newcomb, Simon, 1835-1909 (2)
- Poincaré, Henri, 1854-1912 (2)
- Schott, Charles A. (2)
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- American Geophysical Union (1)
- American Water Resources Association (1)
- Baldwin, A. L. (1)
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- Bjerknes, V. (Vilhelm), 1862-1951 (1)
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- Comstock, George C. (George Cary), 1855-1934 (1)
- Doolittle, C. L. (1)
- Drude, Paul, 1863-1906 (1)
- Dunn, E[lias] B[ound], 1855- (1)
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- Furness, Caroline E. (1)
- Geological Society of America (1)
- Gerig, John L. (John Lawrence), 1878-1957 (1)
- Gleming, John A. (1)
- Gore, James Howard, 1856-1939 (1)
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- Halsted, George Bruce, 1863-1922 (1)
- Harris, W. T. (1)
- Hay, O. P.< (1)
- Hayford, John F. (1)
- Hayford, John Fillmore, 1868-1925 (1)
- Heath, R. S. (Robert Samuel), 1858- (1)
- Herman, Robert Alfred. (1)
- Hough, S. S. (Sydney Samuel), 1870-1923 (1)
- International Water Resources Association (1)
- Kelvin, William Thomson, Baron, 1824-1907 (1)
- Knott, Cargill Gilston, 1856-1922 (1)
- Kyoto University. Abuyama Seismological Observatory (1)
- Lamont-Doherty Geological Observatory (1)
- Larmor, Joseph, Sir, b. 1857 (1)
- Lawson, Andrew C. (1)
- Leathem, J. G. (John Gaston), b. 1871 (1)
- Lockyer, J. Norman (Joseph Norman), Sir, 1836-1920 (1)
- Love, A. E. H. (Augustus Edward Hough), 1863-1940 (1)
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- Mann, Charles Riborg, 1869-1942 (1)
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- Porter, Noah, 1811-1892 (1)
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- Turner, H. H. (Herbert Hall), 1861-1930 (1)
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