Catalogue of the flowering plants and gymnosperms of Peru = Catálogo de las angiospermas y gimnospermas del Perú - Brako, Lois, 1950 - (Missouri Botanical Garden, 1993)

Catalogue of the library of the Arnold Arboretum of Harvard University - Sargent, Charles Sprague, 1841 -1927 (Printed at the Cosmos Press, 1914)

Catalogue of the neotropical Squamata - Peters, James Arthur, 1922 -1972 (Smithsonian Institution Press, 1970)

Catalogue of the specimens of heteropterous-Hemiptera in the collection of the British museum - Gray, John Edward 1800 -1875 (Printed for the Trustees of the British Museum, 1873)

Catalogue raisonné des coléoptères du nord de l'Afrique (Maroc, Algérie, Tunisie et Tripolitaine) avec notes sur la faune des iles Canaries et de Madère. Partie 1 - Bedel, Louis, 1849 -1922 (Société entomologique de France, 1895)

Catalogue synonymique et géographique des coléoptères de l'Ancien-monde, Europe et contrées limitrophes en Afrique et en Asie - Marseul, S.-A. de (Silvin Augustin), 1812 -1890 (Chez l'auteur, 1882)

Catalogus conchyliorum quæ reliquit D. Alphonso d'Aguirra & Gadea Comes de Yoldi : regis daniæ cubiculariorum princeps, ordinis dannebrogici in prima classe & ordinis caroli tertii eques. Fasciculus secundus, Acephala, Annulata Cirripedia, Echinodermata - Mørch, Otto Andreas Lowson, 1828 -1878 (Typ. L. Kleinii, 1853)

Catalogus dipterorum hucusque descriptorum - Kertész, Kálmán, 1867 -1922 (G. Engelmann, 1909)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1897)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1896)

Catalogus rerum naturalium rarissimarum Hamburgi auctionis lege distrahendarum : verzeichniss von höchstseltenen, aus allen Welttheilen mit vieler Mühe und Kosten zusammen gebrachten, auch aus unterschiedlichen Cabinettern, Sammlungen und Auctionen ausgehobenen Naturalien welche von einem Liebhaber, als Mitglied der Batavischen und verschiedener anderer Naturforschenden Gesellschaften gesammlet worden - Lichtenstein, Anton August Heinrich, 1753 -1816 (Gedruckt bey Gottl. Friedr. Schniebes, 1793)

Cenni storici sulla introduzione di varie piante nell' agricoltura ed orticoltura Toscana - Targioni-Tossetti, Antonio, 1785 -1856 (Tipografia Galileiana, 1853)

Chasse et pêche au Canada - Le Moine, J. M. Sir, (James MacPherson), 1825 -1912 (N.S. Hardy, 1887)

Check-list of birds of the world - Traylor, Melvin A. (Melvin Alvah), 1915 -2008 (Harvard University Press, 1987)

Check list of Florida plants ex herbarium A. Fredholm. Series 2 - Fredholm, Adolf, 1863 -

Check-list of species of fishes known from the PhilippineArchipelago - Jordan, David Starr, 1851 -1931 (Bureau of Printing, 1910)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1917)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1910)

I chetognati. Anatomia e sistematica con aggiunte embriologiche. Memoria del dott. Battista Grassi - Grassi, Battista, 1854 -1925 (W. Engelmann, 1883)

Chloropidae : eine monographische studie - Becker, Th. (Theodor), 1840 -1928 (Musei Nationalis Hungarici, 1900)

Circunnavegación del Asia y Europa viaje del Vega acompañado de una reseña historica de expediciones anteriores a lo largo de la costa norte del Antiguo mundo - Nordenskiöld, A. E. (Adolf Erik), 1832 -1901 (La Popular, Casa editorial de F. Perez, 1882)

Clinica veterinaria; Rassegna di polizia sanitaria e di igiene (Premiata tip. agraria di C. Castiglioni, 1894)

Coates's Herd Book - Strafford, H. (1867)

Cocoa by-products and their utilization as fertilizer materials - Gardiner, R. F. (Robert Franklin), 1885 - (U.S. Dept. of Agriculture, 1926)

Cole's price list to the trade, 1881-1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1943)

Cole's price list to the trade, fall 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1952)

Cole's price list to the trade : spring 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1944)

Cole's price list to the trade, spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1951)

Coleoptera Neerlandica : de schildvleugelige insecten van Nederland en het aangrenzend gebied - Everts, Edouard Jacques Guillaume, 1849 -1932 (Nijhoff, 1922)

The Coleoptera of the British islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, with notes as to localities, habitats, etc - Donisthorpe, Horace St. John Kelly (L. Reeve & co, 1889)

Collezione d'Opuscoli Scientifici e Letterari ed Estratti d'Opere Interessanti (1807)

Collezione d'Opuscoli Scientifici e Letterari ed Estratti d'Opere Interessanti (1809)

Collezione d'Opuscoli Scientifici e Letterari ed Estratti d'Opere Interessanti (1811)

Collezione dell' opere del cavaliere Conte Alessandro Volta - Dibner, Bern, (Nella stamperia di G. Piatti, 1816)

Colombia: La Lindosa, Capricho, Cerritos - Field Museum of Natural History. (The Field Museum, 2018)

Commentari dell'Ateneo di Brescia - Ateneo di Brescia. (1830)

Commentari dell'Ateneo di Brescia - Ateneo di Brescia. (1848)

Commercial fisheries review - U.S. Fish; Wildlife Service (National Marine Fisheries Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1961)

Compendio della fauna italiana : descrizione elementare degli animali più parte originali - Camerano, Lorenzo, 1856 -1917 (Ditta G.B. Paravia e Comp, 1885)