BPH
Priroda. Sofia. Vol. 1+, 1946+. Priroda (Sofia). ULS 4-3442-1. HI 58137
Priroda; populyarnyi estestvenno-istoricheskii zhurnal [Sub-title varies]. Moscow. Vol. 1+, 1912+. Priroda. ULS 4-3442-1. HI 69736
Prisma; illustrierte Monatsschrift für Natur, Forschung und Technik. Zurich. Vols. 1-8, 1946-53. Prisma. ULS 4-3442-2. HI 58138
Prisuzhdenie Uchrezhdennykh P. N. Demidovym Nagrad, (Obshchii Otchet o Prisuzhdenii Demidovskikh Nagrad). St. Petersburg. Vols. 6-34, 1837-65. Prisuzhd. Uchrezhd. Demidovym Nagrad. Preceded by: Otchet Imperatorskoi S. Peterburgskoi Akademii Nauk o Prisuzhdenii Premii Uchrezhdenykh ... P. N. Demidovym. St. Petersburg. ULS 1-113-3. HI 69747
Pritel zahrad; chovatel drobného zvirectva. Prague. Vol. ?-8-12-?, ?-1942- 48-? Pritel Zahrad. ULS 4-3443-1. HI 69746
Prize essays and transactions of the Highland Society of Scotland. Edinburgh. Vols. 1-6, 1799-1824; n.s., vols. 1(7)-3(9), 18??-32; 2nd ed., 1812-? Prize Essays Trans. Highl. Soc. Scotland. Superseded by: Prize essays and transactions of the Highland and Agricultural Society of Scotland. Edinburgh. ULS 4-3721-2. HI 58139
Prize-essays and transactions of the Highland and Agricultural Society of Scotland. Edinburgh & London. N.s., vols. 4(10)-8(14), 1835-43. Prize-Essays Trans. Highl. Agric. Soc. Scotland. Preceded by: Prize essays and transactions of the Highland Society of Scotland. Edinburgh. Superseded by: Transactions of the Highland and Agricultural Society of Scotland. Edinburgh. ULS 4-3721-2. HI 58140
Pro Baum; Zeitschrift für Pflanzungen, Pflege und Erhaltung. Hannover, Berlin. Vol. 1+, 2004+. Pro Baum. HI 83922
Pro natur Organe de l'Union Internationale pour la Protection de la Nature. Organ of the International Union for the Protection of Nature. Basel. Vol. 1(1-2), 1948. Pro Natura (Basel). ULS 4-3443-3. HI 58141
Pro natura. Milan. Vol. 1+, 1952+. Pro Natura (Milan). HI 58142
Probe; newsletter for the U S D A Plant Genome Research Program. Beltsville, MD. Vol. 1+, 1991+. Probe (Beltsville). ULS reference. ISSN 1057-2600 HI 75474
Probe; a monthly journal devoted to medicine. Cape Town. Vols. 1-5, 1910-14. Probe (Cape Town). ULS 4-3444-1. HI 58143
Probe. Philadelphia, PA. 1869. Probe (Philadelphia). ULS 4-3444-1. HI 58144
Probio; revue de l'Association Francophone des Professeurs de Biologie de Belgique. ?-1981+. Probio. HI 69748
Probleme agricole. Bucharest. Vols. 1-26(6), 1958-74. Probl. Agric. Superseded by: Productia vegetala. Cereale ?i plante tehnice. HI 69749
Probleme de agrofitotehnie teoretica şa aplicată. Fundulea. Vol. 1+, 1979+. Probl. Agrofitotehn. Teor. Apl. HI 69750
Problems of the Arctic and Antarctic; collection of articles. Washington, DC, New Delhi. No. ?-11-61, (?-1962-85), ?-1962-89. Probl. Arctic Antarctic. Translated from: Problemy Arktiki i Antarktiki. Leningrad. HI 83086
Problemy Arktiki i Antarktiki. Leningrad (St. Petersburg). Vols. 1-67/68, 1959-94. Probl. Arktiki Antarktiki. ULS reference. ISSN 0555-2648 HI 83087
Problemy Arktiki. Leningrad. Nos. 1-6, 1937-59. Probl. Arktiki. Preceded by: Arctica. Leningrad and Byulleten' Arkticheskogo Instituta [not entered]. HI 54261
Problemy biokhimii v Michurinskoi biologii. Moscow & Leningrad. Vol. 1, 1949. Probl. Biokhim. Michurinskoi Biol. ULS 1-115-3. HI 69755
Problèmes biologiques; collection de monographies publiées sous le patronage du Comité Technique des Sciences Naturelles des Presses Universitaires de France. Paris. Vol. 1+, 1925+. Probl. Biol. ULS 4-3445-1. HI 58145
Problemy bioniki. Kharkov. Vol. 1+, 1968+. Probl. Bioniki. HI 75120
Problemy botaniki. Moscow & Leningrad. Vol. 1+, 1950+. Probl. Bot. HI 58146
Problems of desert development. New York. Vol. 1+, 1967+. Probl. Desert Developm. Translation of: Problemy osvoeniya pustyn'. Ashkhabad. HI 69752
Problemy evolyutsii. Novosibirsk. Vols. 1-4, 1968-75. Probl. Evol. HI 69756