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TitleDateType
251 Principles of Geology; Being an Attempt to Explain the..., v. 11830; 1831; 1832; 1833Text
252 Principles of Political Economy Considered with a View...1820Text
253 Proceedings of the general meetings for scientific business of the Zoological Society of London, 18911891Text
254 Proceedings of the general meetings for scientific business of the Zoological Society of London, 18951895Text
255 Proceedings of the general meetings for scientific business of the Zoological Society of London, 18961896Text
256 Proceedings of the general meetings for scientific business of the Zoological Society of London, 18991899Text
257 Proceedings of the general meetings for scientific business of the Zoological Society of London, 1904 vol. 21904-05-03Text
258 Proceedings of the general meetings for scientific business of the Zoological Society of London, 1906 vol. 11906-01-16Text
259 Proceedings of the scientific meetings of the Zoological Society of London, 18801880Text
260 Proceedings of the scientific meetings of the Zoological Society of London, 18811881Text
261 Proceedings of the scientific meetings of the Zoological Society of London, 1881-1890 Index1890Text
262 Proceedings of the scientific meetings of the Zoological Society of London, 18841884Text
263 Proceedings of the scientific meetings of the Zoological Society of London, 18891889Text
264 Promptuario Manual Mexicano1759
265 Qatamarus1600; 1700Image; Text
266 Reales ordenanzas : para la direccion, régimen y gobierno del importante Cuerpo de la Minería de Nueva-España, y de su Real Tribunal General1783Text
267 Remarks on the Slavery Question in a Letter to Jonathan Phillips, Esq1839Text
268 Report of the exploring expedition to the Rocky Mountains in the year 1842, : and to Oregon and North California in the years 1843-441845Text
269 Report on an exploration of the country lying between the Missouri river and the Rocky mountains : on the line of the Kansas and Great Platte rivers...1843Text
270 Richard Hurdis: A Tale of Alabama1855Text
271 Roebuck: a novel1866Text
272 Route across the Rocky Mountains, with a description of Oregon and California: their geographical features, their resources, soil, climate, productions, &c.1846Text
273 Rubaiyat of Omar Khayyam1900Text
274 Scribleriad: an heroic poem. Book 11751Text
275 Sefer otiyot shel rabi Akiba.1708Text
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