General index to A hand-list of the genera and species of birds - Sharpe, Richard Bowdler, 1847 -1909 (British Museum (Natural History), 1912)

General index to the flora of Formosa as recorded in all literature up to the publication of Icones plantarum Formosanarum VI = Taiwan shokubutsu somokuroku - Hayata, Bunzō, 1874 -1934 (Taiwan Sotokufu Minseibu Shokusankyoku, 1917)

A general system of gardening and botany. Founded upon Miller's Gardener's dictionary, and arranged according to the natural system - Don, George, 1798 -1856 (Printed for C. J. G. and F. Rivington, 1938)

A geographical bibliography of British ornithology from the earliest time to the end of 1918, arranged under counties, being a record of printed books, published articles, notes and records relating to local avifauna - Swann, H. Kirke (Harry Kirke), 1871 -1926 (Witherby, 1920)

The geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1876)

The geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

Geographical distribution of animals : with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

The geographical distribution of animals, with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1876)

The geographical distribution of animals. With a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Harper and brothers, 1876)

The geographical distribution of animals with a study of the relations of living and extinct faunas as elucidating the past changes of the earth's surface - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1876)

Geographical distribution of British birds - Seebohm, Henry, 1832 -1895 (R.H. Porter, 1893)

Le gerfaut = De giervalk - Institut royal des sciences naturelles de Belgique. (Institut royal des sciences naturelles de Belgique, 1912)

Le gerfaut = De giervalk - Institut royal des sciences naturelles de Belgique. (Institut royal des sciences naturelles de Belgique, 1920)

Le gerfaut = De giervalk - Institut royal des sciences naturelles de Belgique. (Institut royal des sciences naturelles de Belgique, 1921)

Der Gesang der Vögel : seine anatomischen und biologischen Grundlagen - Haecker, Valentin, 1864 -1927 (Verlag von Gustav Fischer, 1900)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1909)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1910)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1911)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1912)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1913)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2018)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2022)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1890)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1892)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1897)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1902)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1903)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1908)

A glossary of popular, local and old-fashioned names, of British birds - Hett, Charles Louis. (H. Sotheran & Co, 1902)

Die Grösse und Farbe der Augen aller europäischen Vögel, sowie der in der palaearctischen Region vorkommenden Arten in systematischer Ordnung nach Carl J. Sundevall's Versuch einer natürlichen Aufstellung der Vögelklasse - Meves, Wilhelm. (W. Schlüter, 1888)

guang xi zhi wu ming lu . di er ce shuang zi ye zhi wu 广西植物名录.第二册,双子叶植物 - guang xi zhi wu yan jiu suo bian xie 广西植物研究所编写 (guang xi zhi wu yan jiu suo 广西植物研究所, 1971)

Guide to the birds of Europe and North Africa. With a biographical memoir by William Eagle Clarke - Wardlaw Ramsay, R. G. (Robert George), 1852 -1921 (Gurney and Jackson, 1923)

A guide to the birds of Nepal - Inskipp, Tim (Christopher Helm (Publishers) Ltd, 1985)

Guide to the gallery of birds in the Department of Zoology, British Museum (Natural History) Part 2 Nesting-series of British birds - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees of the British Museum, 1919)

Guide to the gallery of birds in the Department of Zoology of the British Museum (Natural History) - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees, 1905)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

Hampstead Hill; its structure, materials, and sculpturing. With The flora of Hampstead by Henry T. Wharton; The insect fauna of Hampstead - Lobley, James Logan, 1834 -1913 (Roper and Drowley, 1889)

Hand-book of Indian flora; being a guide to all the flowering plants hitherto described as indigenous to the continent of India - Drury, Herber, 1819 -1872 (Trabancore Sircar Press, 1866)

Hand-book to the birds of Great Britain - Sharpe, Richard Bowdler, 1847 -1909 (Allen, 1894)

A hand-book to the birds of Great Britain - Sharpe, Richard Bowdler, 1847 -1909 (E. Lloyd, Limited, 1896)

A hand-list of British birds, with an account of the distribution of each species in the British Isles and abroad - Jourdain, F. C. R. (Francis Charles Robert), 1865 -1940 (Witherby, 1912)