1887.] NATURAL SCIENCES OF PHILADELPHIA. 437 



ADDITIONS TO THE LIBRARY. 



1887. 



Abbott, Helen, C. De S. Plant chemistry as illustrated in the production of 

 sugar from Sorghum, 8vo T. Philadelphia, 1887. 

 Plant analysis as an applied science. Philadelphia, 1887. 8vo T. 



The Author. 



Alabama, Geological Survey of. Bulletin I, 1 and 2, 1886. Otto Meyer. 



Albrecht, Paul. Ueber die cetoide Natur der Promammalia,. Aug. 1886. 



8vo T. 



59 Versaml. deutscher Naturf. u. Aerzte zu Berlin. Aus der Sektion fiir 



Anatomic. Mittheilungen, Dez. 1886. 8vo T. 



Verlaiift der Nervenstrom in nicht geschlossener, oder geschlossener Strom- 



bahn, und wie gelangt er wenn letzteres der Fall ist, zum Sitze der elek- 



tromotorischen Kraft zuriick? Feb. 187. 8vo T. The Author. 



Vergleichend anatomische Untersuchungen. I, 2. I. V. Williamson Fund. 



Allgemeine Naturkunde. Lief. 55-98. Leipzig 1886-87. 



1. V. Williamson Fund. 

 Andrejeff, K. Expedition der K. R. geogr. Gesell. Beobachtungen der russis- 

 chen Polarstation auf Novvaja Semlja, 11 Th. Meteorologische Beobach- 

 tungen. 4to, 1886. The Society. 

 Arthur, J. C. History and biology of pear blight. June 1886. Svo T. 



The Author. 

 Australian Museum, New South Wales. Report of the Trustees, 1886. 



The Trustees. 

 Baillon, M. H. Dictionnaire de botanique. 21me Fasc. 



1. V. Williamson Fund. 

 Baker, Walter & Co. Cocoa and chocolate. Svo. Dorchester. 1780-1886. 



The Publishers. 

 Baldvi^in, D. D. Land shells of the Hawaiian Islands. 8vo T. The Author. 



Barrois, Th. Role des insectes dans la fecondation des vegetaux. These. 



8vo. Paris, 1886. 1. V. Williamson Fund. 



Beaver, James A., Address of, Jan. 18, 1887. 8vo T. The Author. 



Beddome, R. H. The ferns of British India. 2vors. 4to. Madras 1866-1868. 



The ferns of Southern India. 4to. Madras, 1873. John H. Redfield. 



Beecher, Chas. E. A spiral bivalve shell from the Weaverly Group of Penn- 

 sylvania. 8vo T. Albany 1886. The Author. 

 Bellardi, Luigi. 1 moUuschi dei terreni terziari del Piemonte e della Liguria. 

 V, 1, 2. I. V. Williamson Fund. 

 Berghaus' physikabscher Atlas. 5e,-13e Lief. 1886-87. 



1. V. Williamson Fund. 

 Berlese, Aug. N. Fungi Moricolse, IV. I. V. Williamson Fund. 



Berthold, G. Studien iiber Protoplasma Mechanik 8vo. Leipzig. 1886. 



I. V. Williamson Fund. 

 Bibliographie des sciences medicales. 8vo. Paris, n. d. 



Messrs P. Blakiston, Son & Co. 



Bibliotheca Americana. Suppl. 2. 8vo T. Paris, 1887. The Publisher. 



Bigelow, Robert Payne. Contributions from the Cryptogamic Laboratory of the 



Museum of Harvard College. VII. 8vo T. Sept. 1887. The Author. 



Bleeker, P. Ichthyologise Archipelagi Indici Prodromus. 1. Siluri. 1858. 



I. V. Williamson Fund. 

 Board of Technical Education of New South Wales, report for 1885. 8vo. 

 Sydney, 1886. The Board, 



Bohemia. Naturwissenschaftliche Landesdurchforschung von Bohmen. VI, 3. 



I. V. Williamson Fund. 



