Parasites of horses - Canada. Health of Animals Branch. (Dept. of Agriculture, 1931)

The parasites of man, and the diseases which proceed from them. A text-book for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Y.J. Pentland, 1886)

The parasites of man, and the diseases which proceed from them : a text-book for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Young J. Pentland, 1886)

The parasites of man, and the diseases which proceed from them; a textbook for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Pentland, 1886)

Parasites : a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasitic diseases of poultry - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (Gurney, 1896)

Parasitology (Cambridge University Press, 1920)

Parasitology (Cambridge University Press, 1921)

Pathologie interne - Cadéac, Célestin, 1858 -1952 (J.B. Baillière, 1911)

Pathologie interne - Cadéac, Célestin, 1858 -1952 (J.B. Baillière, 1914)

Pathology and therapeutics of the domestic animals - Fröhner, Eugen, 1858 -1940 (W. L. Zuill, 1895)

The Pennsylvania farm journal (A.M. Spangler, 1851)

The people's horse, cattle, sheep, and swine doctor - Clarke, William H. (M. T. Richardson, 1891)

The people's horse, cattle, sheep, and swine doctor : containing ... concise descriptions of the diseases of the respective animals, with the exact doses of medicine for each - Clarke, William H. (M.T. Richardson Co, 1892)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Petites nouvelles entomologiques (E. Deyrolle, 1869)

Pets for pleasure and profit - Verrill, A. Hyatt (Alpheus Hyatt), 1871 -1954 (C. Scribner's sons, 1915)

Pheasants : their natural history and practical management - Tegetmeier, W. B. (William Bernhard), 1816 -1912 (H. Cox, 1897)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1910)

Physiographiska Sällskapets Tidskrift - Physiographiska Sallskapet i Lund (1837)

Physiology at the farm in aid of rearing and feeding the live stock - Stephens, Henry, 1795 -1874 (W. Blackwood, 1867)

Physiology at the farm in aid of rearing and feeding the live stock - Seller, William, 1798 -1869 (W. Blackwood and sons, 1867)

Plant materials of decorative gardening; the woody plants - Trelease, William, 1857 -1945 (The author, 1917)

Poisonous insects - Riley, Charles V. (Charles Valentine), 1843 -1895 (William Wood & Company, 1887)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1875)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1878)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1880)

Popular Science Review (1868)

Poultry diseases and their treatment - Kaupp, B. F. (Benjamin Franklyn), 1874 -1954 (Eger, 1914)

Poultry diseases and their treatment - Campbell, D. M. (Delwin Morton), 1880 -1952 (American Journal of Veterinary Medicine, 1914)

Poultry diseases and their treatment - Pearl, Raymond, 1879 -1940 (1911)

Poultry diseases, causes, symptoms and treatment, with notes on post-mortem examinations - Wortley, E. J. (Orange Judd company; [etc., etc.], 1915)