Author
Faraday, Michael, 1791-1867
Liebig, Justus, Freiherr von, 1803-1873
2
Youmans, Edward Livingston, 1821-1887
2
Barnard, Frederick A. P. (Frederick Augustus Porter), 1809-1889
1
Carpenter, William Benjamin, 1813-1885
1
Grove, W. R. (William Robert), 1811-1896
1
Helmholtz, Hermann von, 1821-1894
1
Henfrey, Arthur, 1819-1859
1
Hodgson, W. B. (William Ballantyne), 1815-1880
1
Huxley, Thomas Henry, 1825-1895
1
Mayer, Julius Robert von, 1814-1878
1
Paget, James, Sir, 1814-1899
1
Spencer, Herbert, 1820-1903
1
Tyndall, John, 1820-1893
1
Whewell, William, 1794-1866
1