106 Presents. [May 2, 



Observations and Reports (continued). 



Washington : Smithsonian Institution. Smithsonian Geograph- 

 ical Tables, prepared by B. S. Woodward. 8vo. Washington 

 1894 ; The Varieties of the Human Species, by G. Sergi. 

 8vo. Washington 1894; Bibliography of Aceto Acetic Ester 

 and its Derivatives, by P. H. Seymour. 8vo. Washington 1894. 



The Institution. 



U.S. Coast and Geodetic Survey. Bulletin. Nos. 31 33. 8vo. 



Washington 1894-95. The Survey. 



U.S. Commission of Fish and Fisheries. Bulletin. Vol. XIII. 



8vo. Washington 1894 ; Report of the Commissioner for the 



year ending June 30, 1892. 8vo. Washington 1894. 



The Commission. 



U.S. Department of Agriculture. Experiment Station Record. 

 Vol. V. No. 12. Vol. VI. Nos. 2, 3, 5. 8vo. Washington 

 1894-95 ; Report of the Secretary. 1893. 8vo. Washington 

 1894. The Department. 



Journals. 



Annaes de Sciencias Naturaes. Anno II. No. 2. 8vo. Porto 1895. 



The Editor. 



Archives Neerlandaises des Sciences Exactes et Natnrelles. Tome 

 XXIX. Livr. 1. 8vo. Harlem 1895. 



Societe Hollandaise des Sciences. 



Jahresbericht iiber die Fortschritte in der Lehre von den 

 Gahrungs-Organismen. Jahrg. IV. 8vo. Braunschweig 1894. 



The Publisher. 



Medico-Legal Journal. Vol. XII. No. 3. 8vo. New York 1894. 



The Editor. 



Mittheilungen aus der Zoologischen Station zu Neapel. Bd. XI. 



Heft 4. 8vo. Berlin 1895. The Station. 



Zeitschrift fiir Biologie. Bd. XXXII. Heft 1. 8vo. Milnchen 



1895. The Editors. 



Bedell (F.) and Ryan (H. J.) Action of a Single-phase Synchron- 

 ous Motor. 8vo. Philadelphia 1895. The Authors. 

 Braithwaite (R.) The British Moss-Flora. Part XVI. 4to. 

 London 1895. The Author. 

 Iwanzoff (N.). Der rnikroskopische Bau des elektrischen Organs 

 von Torpedo. 8vo. MosJcau 1895 ; [and two Excerpts. 8vo.] 



The Author. 

 Jorgensen (A.) Der Ursprung der Weinhefen. 8vo. Jena 1895. 



The Author. 



