A hand-list of the genera & species of birds. (Nomenclator avium tum fossilium tum viventium) - Sharpe, Richard Bowdler, 1847 -1909 (Printed by order of the Trustees, 1912)

Handboek der dierkunde - Leuckart, Rudolf, 1823 -1898 (J.C.A. Sulpke, 1859)

Handboek voor de verzorging en kennis van ganzen, zwanen en eenden - Maitland, R. T. (Robert T.) (Tj. van Holkema)

Handbook and guide to the British birds on exhibition in the Lord Derby Natural History Museum, Liverpool - Liverpool Museum (Liverpool, England) (C. Tinling, 1914)

Handbook of avian anatomy : nomina anatomica avium - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1993)

Handbook of birds of eastern North America - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1904)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Company, 1902)

Handbook of birds of eastern North America with keys to the species and descriptions of their plumages, nests and eggs, their distribution and migrations and a brief account of their haunts and habits with introductory chapters on the study of ornithology, how to identify birds and howto collect and preserve birds, their nests, and eggs - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1895)

Handbook of birds of the western United States : including the Great Plains, Great Basin, Pacific Slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin, 1915)

Handbook of birds of the western United States : including the Great Plains, Great Basin, Pacific Slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin Company, 1921)

Handbook of birds of the western United States : including the great basin, Pacific slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin, 1920)

Handbook of birds of the western United States, including the great plains, great basin, Pacific slope, and lower Rio Grande valley - Bailey, Florence Merriam, 1863 -1948 (Houghton, Mifflin and company, 1904)

Handbook of birds of the western United States, including the great plains, great basin, Pacific slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton, Mifflin and company, 1902)

Handbook of birds of the western United States, including the Great Plains, Great Basin, Pacific Slope, and lower Rio Grande valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin company, 1908)

A handbook of British birds, showing the distribution of the resident and migratory species in the British islands, with an index to the records of the rarer visitants - Harting, James Edmund, 1841 -1928 (J. van Voorst, 1872)

A handbook of British birds, showing the distribution of the resident and migratory species in the British islands, with an index to the records of the rarer visitants - Harting, James Edmund, 1841 -1928 (J.C. Nimmo, 1901)

A handbook of European birds for the use of field naturalists and collectors - Backhouse, James, 1861 -1945 (Gurney and Jackson, 1890)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1909)