The culture demanded by modern life;
Youmans, Edward Livingston, 1821-1887, [from old catalog] ed; Tyndall, John, 1820-1893; Henfrey, Arthur, 1819-1859. [from old catalog]; Huxley, Thomas Henry, 1825-1895; Paget, James, Sir, 1st bart., 1814-1899. [from old catalog]; Faraday, Michael, 1791-1867; Whewell, William, 1794-1866. [from old catalog]; Hodgson, William Ballantyne, 1815-1880. [from old catalog]; Spencer, Herbert, 1820-1903; Barnard, Frederick A. P. (Frederick Augustus Porter), 1809-1889; Liebig, Justus, Freiherr von, 1803-1873