List of authors, sorted alphabetically:

• H. A. (1 books)
  
• H. D. (Hilda Doolittle), 1886-1961 (2 books)
  
• H. G. (1 books)
  
• Habberton, John, 1842-1921 (3 books)
  
• Habermann, John (1 books)
  
• Habershon, Matthew Henry (1 books)
  
• Habl, Franz (1 books)
  
• Hackett, Francis (1 books)
  
• Hackley, E. Azalia (1 books)
  
• Hackley, Sarah Bell (1 books)
  
• Hackwood, Frederick William (1 books)
  
• Hadden, J. Cuthbert (James Cuthbert), 1816-1914 (1 books)
  
• Hadley, Caroline (1 books)
  
• Hadow, W. H. (William Henry), 1859-1937 (1 books)
  
• Haeckel, Ernst Heinrich Philipp August, 1834-1919 (10 books)
  
• Haeckel, Ernst, 1834-1919 (1 books)
  
• Haensel, Johann Gottfried (1 books)
  
• Haffner-Ginger, Bertha, 1868- (1 books)
  
• Hagedorn, Hermann, 1882-1964 (2 books)
  
• Haggard, Henry Rider, 1856-1925 (55 books)
  
• Hague, W. Grant (William Grant), 1868- (4 books)
  
• Haigh, Richard, 1895- (1 books)
  
• Haines, Charles Reginald (2 books)
  
• Haines, Richard (1 books)
  
• Hains, T. Jenkins (Thornton Jenkins), 1866- (1 books)
  
• Hakluyt, Richard, 1552-1616 (7 books)
  
• Haldane, R. B. Haldane (Richard Burdon Haldane), Viscount, 1856-1928 (1 books)
  
• Haldeman, Isaac Massey, 1845-1933 (2 books)
  
• Haldeman-Julius, Marcet, 1887-1941 (1 books)
  
• Hale, Beatrice Forbes-Robertson, 1883- (1 books)
  
• Hale, Edward E. (2 books)
  
• Hale, Edward Everett, 1822-1909 (4 books)
  
• Hale, George Ellery, 1868-1938 (1 books)
  
• Hale, Horatio, 1817-1896 (2 books)
  
• Hale, John Richard (1 books)
  
• Hale, Lucretia P. (Lucretia Peabody), 1820-1900 (3 books)
  
• Hale, Mabel (1 books)
  
• Hale, Susan (1 books)
  
• Hales, A. G. (Alfred Greenwood), 1870-1936 (1 books)
  
• Halévy, Ludovic, 1834-1908 (3 books)
  
• Haley, Bart (1 books)
  
• Halfer, Josef (1 books)
  
• Haliburton, Thomas Chandler, 1796-1865 (4 books)
  
• Hall, A. Neely (1 books)
  
• Hall, Angelo, 1868- (1 books)
  
• Hall, Ansel (1 books)
  
• Hall, Arthur D. (2 books)
  
• Hall, Basil, 1788-1844 (2 books)
  
• Hall, Benjamin Homer, 1830-1893 (1 books)
  
• Hall, Bolton, 1854-1938 (1 books)
  
• Hall, Charles W. (1 books)
  
• Hall, Desmond Winter, 1909-1992 (2 books)
  
• Hall, E. King (1 books)
  
• Hall, E. Raymond (Eugene Raymond), 1902-1986 (15 books)
  
• Hall, Edith King (2 books)
  
• Hall, Eliza Calvert (2 books)
  
• Hall, Eugene Edward (1 books)
  
• Hall, G. Stanley (Granville Stanley), 1844-1924 (1 books)
  
• Hall, Henry Foljambe (1 books)
  
• Hall, Herbert J. (Herbert James), 1870-1923 (1 books)
  
• Hall, Holworthy, 1887-1936 (1 books)
  
• Hall, James Norman, 1887-1951 (2 books)
  
• Hall, James R. (1 books)
  
• Hall, Jennie, 1875-1921 (5 books)
  
• Hall, John A. (1 books)
  
• Hall, Mary Elizabeth (1 books)
  
• Hall, Mordaunt (2 books)
  
• Hall, Mosiah (1 books)
  
• Hall, S. C., Mrs., 1800-1881 (2 books)
  
• Hall, S. Elizabeth (1 books)
  
• Hall, Thomas Walter (1 books)
  
• Hall, Thomas Winthrop, 1862-1900 (1 books)
  
• Hall, Thornton, 1858- (2 books)
  
• Hall, Winfield Scott, 1861- (1 books)
  
• Hallam, Henry, 1777-1859 (3 books)
  
• Halleck, Fitz-Greene (1 books)
  
• Halleck, Henry Wager, 1815-1872 (1 books)
  
• Hallett, Cecil Walter Charles, 1868- (1 books)
  
• Halliwell-Phillipps, J. O. (James Orchard), 1820-1889 (1 books)
  
• Hallowell, James Mott, 1865- (1 books)
  
• Hallowell, Sarah C. (1 books)
  
• Halsey, Harlan Page, 1839?-1898 (4 books)
  
• Halsey, Rena I. (1 books)
  
• Halsey, Rosalie Vrylina (1 books)
  
• Halstead, Murat, 1829-1908 (1 books)
  
• Hamarneh, Sami Khalaf, 1925- (2 books)
  
• Hambleton, Chalkley J., 1829- (1 books)
  
• Hamby, William H. (William Henry), 1876-1928 (1 books)
  
• Hamerton, =Philip Gilbert (1 books)
  
• Hamerton, Philip Gilbert, 1834-1894 (1 books)
  
• Hamilton, Alexander, 1757-1804 (1 books)
  
• Hamilton, Anthony, Count, 1646-1720 (9 books)
  
• Hamilton, Clayton Meeker, 1881-1946 (3 books)
  
• Hamilton, Cosmo, 1879-1942 (3 books)
  
• Hamilton, Edmond, 1904-1977 (5 books)
  
• Hamilton, Ernest W. (1 books)
  
• Hamilton, Frederick Spencer, Lord, 1856-1928 (1 books)
  
• Hamilton, Frederick W. (Frederick William), 1860-1940 (6 books)
  
• Hamilton, Gail, 1833-1896 (2 books)
  
• Hamilton, Ian, Sir, 1853-1947 (2 books)