522 
ADDITIONS TO LIBRARY. 
ADDITIONS TO THE LIBRARY 1815. 
Abert, J. J. Report in reference to the Canal to connect the Chesapeake 
and Ohio Canal with the City of Baltimore. 1838. Washington. 
From the Engineer Department. 
Adams’s Contribution to Conchology, Nos. 1, 3-7. Rathmell Wilson. 
Allen, Harrison. Studies in the Facial Region. Philadelphia. The Author. 
Allen, J. A. Notes on the Mammals of portions of Kansas, Colorado, 
Wyoming, and Utah. Henry Wheatland. 
Annual Report (Twentieth) of the Board of Directors of the Lehigh Yalley 
Railroad Company to the Stockholders, January 19, 1875. The 
Company. 
Annual Report of the Librarian of Congress, Washington, 1874. The Author. 
Atkinson, John. A Compendium of the Ornithology of Great Britain, with 
a reference to the Anatomy and Physiology of Birds. London. S. 
S. Haldeman. 
Audebert’s Singes et Makis. Rathmell Wilson. 
Aughey, Prof. Samuel. Catalogue of the Flora of Nebraska, published by 
the University of Nebraska. Lincoln, 1875. Jos. Willcox. 
Baird, S. F. United States Commission of Fish and Fisheries. Part II. 
Report of the Commissioner for 1872 and 1873. Washington. The 
Author. 
Balfour, Prof. The Botanist’s Companion. Edinburgh. Purchased. 
Bancroft, H. H. The Native Races of the Pacific States. Yol II. Civilized 
Nations. Yol. III. Myths and Language. Yol. IY. Antiquities. 
New York. I. Y. Williamson Fund. 
Barcena, Mariano. Datos por el Estudio de la Rocas Mesozoicas de Mexico. 
Mexico, 1875. The Author. 
Descripcion de un Crustacea Fosil del genero Spheroma. Mexico, 1875. 
The Author. 
Bastiat, Frederick. Essays on Political Economy. London. 12mo. Cobden 
Club. 
Bate & Westwood’s History of British Sessile-Eyed Crustacea, pp. 64-400, 
Rathmell Wilson. 
Becker, Bernard H. Scientific London. New York. Purchased. 
Becker, Lothar. Der Bauerntabak eine Pflanze der Alten Welt. The 
Author. 
Bedriaga, Jacques v. Ueber die Entstehung der Farben bei den Eidechsen. 
Jena, 1874. I. Y. Williamson Fund. 
Bentham, George. Handbook of the British Flora. 2 vols. London, 1865. 
Purchased. 
Bentley, Robt. A Manual of Botany. 1873. I. Y. Williamson Fund. 
Bergh, Dr. Rud. Reisin im Archipel der Philippinen von Dr. C. Semper. 
2es Theil Wissenschaftliche Resultate. 2es Band, Malacologische 
Untersuchungen. IX Heft. Weisbaden, 1875. Wilson Fund. 
Berkley, Rev. M. J. Outlines of British Fungology. 1860. I. Y. William¬ 
son Fund. 
Bernardi’s Galatea et Fischeria. Rathmell Wilson. 
Bernardi’s Monographie du Genre Conus. Rathmell Wilson. 
Betta and Martinati’s Molluschi di Yenete. Rathmell Wilson. 
