Authors: F.
- Halbertsma, Justus Hiddes 1789-1869 357 downloads
- Hodge, F. E. (Francis Edwin) 1883-1949 356 downloads
- Davis, John Francis 1859-1930 356 downloads
- Jordan, F. - 354 downloads
- Tussac, F.-R. de (Fr.-Richard) 1786-1827 354 downloads
- Langhoff, F. - 354 downloads
- Normann, F. G. 1802-1855 353 downloads
- Lyra, F. W. (Friedrich Wilhelm) 1794-1848 353 downloads
- Bosworth, Leslie F. - 352 downloads
- Bates, Frank A. 1858-1915 352 downloads
- Wiese, Friedrich Adolph 1800- 351 downloads
- White, Walter 1893-1955 351 downloads
- Martin, F. Lestar - 351 downloads
- Hedge, Frederic Henry 1805-1890 350 downloads
- Cuming, Fortescue 1762-1828 349 downloads
- Bradshaw, Alden F. - 349 downloads
- Straker, F. (Frederick) 1863-1941 349 downloads
- Urban, Henry F. 1862-1924 349 downloads
- Hastings, Homer F. - 348 downloads
- Dobson, J. F. (John Frederic) 1875-1947 348 downloads
- Greene, F. V. (Francis Vinton) 1850-1921 347 downloads
- Young, F. T. - 346 downloads
- Lock, F. P. - 346 downloads
- Siebold, Philipp Franz von 1796-1866 345 downloads
- Fischer, Wilhelm 1861- 345 downloads
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