Report / Warwickshire Natural History & Archaeological Society - Warwickshire Natural History; Archaeological Society. (1861)

Report / Warwickshire Natural History & Archaeological Society - Warwickshire Natural History; Archaeological Society. (1873)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1902)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1906)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1901)

Reports on the progress of zoology and botany, 1841, 1842 - Link, Heinrich Friedrich, 1767 -1851 (Printed for the Ray Society, 1845)

Reports on zoology for 1843, 1844 - Ray Society. (Printed for the Ray society, 1847)

Republication of Conrad's Fossil shells of the Tertiary formations of North America - Conrad, T. A. (Timothy Abbott), 1803 -1877 (R. H. Darby, printer, 1893)

Rerum medicarum Novae Hispaniae thesaurus, seu, Plantarum animalium mineralium Mexicanorum historia - Colonna, Fabio, 1567 -1650 (Ex typographeio Vitalis Mascardi, 1651)

Researches on the Foraminifera - Carpenter, William Benjamin, 1813 -1885 (1856)

Researches on the structure, physiology and development of Antedon (Comatula, Lamk.) rosaceus. Part I - Royal Society (Great Britain) (Royal Society of London, 1866)

The resources of California, comprising the society, climate, salubrity, scenery, commerce and industry of the state - Hittell, John S. (John Shertzer), 1825 -1901 (A. Roman & company, 1874)

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1898)

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1909)

Résultats du voyage du S.Y. Belgica en 1897-1898-1899 : sous le commandement de A. de Gerlache de Gomery. Rapports scientifiques publiés aux frais du gouvernement belge, sous la direction de la Commission de la Belgica - Belgica (Ship) (Impr. J.E. Buschmann, 1902)

...Results of the explorations made by the steamer Albatross off the northern coast of the United States in 1883 - Verrill, A. E. (Addison Emery), 1839 -1926 (Govt. print. off, 1885)

Return / British Museum - British Museum (Natural History) (British Museum, 1856)

Return / British Museum - British Museum (Natural History) (British Museum, 1891)

Return / British Museum - British Museum (Natural History) (British Museum, 1896)

Revisio generum plantarum vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum, mit erläuterungen - Kuntze, Otto, 1843 -1907 (A. Felix [etc., etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1891)

Révision des échinides fossiles du Bordelais. [I: Echinides de l'éocene.] - Lambert, Jules Matthieu. (1912)

Revision of the Echini / by Alexander Agassiz - Agassiz, Alexander, 1835 -1910 (University Press, 1872)

Revision of the Echini / by Alexander Agassiz - Agassiz, Alexander, 1835 -1910 (University Press, 1873)