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)

Petites nouvelles entomologiques (E. Deyrolle, 1876)

Die Pflanzenwelt Deutschlands; Lehrbuch der Formations- biologie. Eine Darstellung der Lebensgeschichte der wildwachsenden Pflanzenvereine und der Kulturflächen - Graebner, Paul, 1871 -1933 (Quelle & Meyer, 1909)

Pharmaceutical bacteriology - Schneider, Albert, 1863 -1928 (P. Blakiston's Son & Co, 1920)

Pharmaceutical bacteriology - Schneider, Albert, 1863 -1928 (P. Blakiston's sons & co, 1920)

Pharmaceutical bacteriology - Schneider, Albert, 1863 -1928 (P. Blakiston's son, 1920)

Pharmaceutical bacteriology, with special reference to disinfection and sterilization - Schneider, Albert, 1863 -1928 (Blakiston, 1912)

Pharmaceutical bacteriology, with special reference to disinfection and sterilization - Schneider, Albert, 1863 -1928 (P. Blakiston's son & co, 1912)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain. (J. & A. Churchill, 1876)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain (J. & A. Churchill, 1869)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain. (J. & A. Churchill, 1874)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain. (J. & A. Churchill, 1878)