( 491 ) 
of the United States, compiled from the records of the surgeon 
general’s office ; embracing a period of five years, from january 
1855, to january 1860. Prepared by Richard H. Coolidge. 
Washington, 1860; in-4°, 
Annual report of brevet lieut. col. J.-D. Graham, on the 
improvement of the harbors of lake Michigan, S'-Clair, Erie, 
Ontario, and Champlain, for the year 1860. Washington , 
1860; in-8°. 
Extension of the goodyear patent ; by J. Holt. Washington, 
1858; in-8 
Contribuciones de Colombia a las ciencias i a las artes, 
publicadas con la cooperacion de la Sociedad de naturalistas 
Neo-Grenadinos, por E. Uricoechea. Año primero, pp. 107-170. 
Bogota, 1860; in-8°. 
Fin pu tome XII DE LA 2% SERIE. 
