Illustrations of ornithology - Lear, Edward, 1812 -1888 (Published by W.H. Lizars, 1826)

Illustrations of the American ornithology of Alexander Wilson and Charles Lucian Bonaparte : with the addition of numerous recently discovered species and representations of the whole sylvae of North America - Bonaparte, Charles-Lucien, 1803 -1857 (Frazer & Co, 1835)

Illustrations of zoology. The engravings by F.W. Lowry and Thomas Landseer (John Joseph Griffin and Co, 1851)

Illustrirte naturgeschichte des thierreichs - Poeppig, Eduard, 1798 -1868 (J.J. Weber, 1851)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1866)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1867)

In Codicem botanicum linnaeanum index alphabeticus : generum, specierum ac synonymorum omnium completissimus - Linné, Carl von, 1707 -1778 (O. Wigand, 1840)

Incidents of travel in Yucatan - Stephens, John L., 1805 -1852 (Harper & Brothers, 1843)

Incidents of travel in Yucatan - Catherwood, Frederick, 1799 -1854 (Harper & Brothers, 1843)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1892)