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Journal of the Acadcinv of Natural Sciences, of Philadelphia. New Sei-ies. 

 VoL I. Part a. a -4-'; v °h u > Part. I. 1 Philadelphia, i848-i85o, fig. 



Memoirs of the American Academy of Aits and Sciences. New Series. 

 Vol t\ , Part II. Cambridge and Boston, i85o, 4-° fig- 



Proceedings of the American Association for the Advancement of Sciences, 

 fourth meeting, held at new Haven, Conn, August, i85o. Washington 

 c.ii\ . i85i , i vol. 8." 



Historical and Statistical information respecting the history, condition 

 and prospects of the Indian Tribes of the United States ; by Henry 

 I!. Schoolcraft Part L Philadelphia, i85i, 4-° fig. 



Smithsonian contributions lo Knowledge. Vol. II. City of Washington , 

 [85 1 . i. fig. 



appendix I to relume HI of the Smithsonian contributions to Knowledge ; 

 containing an ephemeris of the Planet Neptune for the year i85a; 

 by Sears C. Walker. \\ ashington, 4-° 



Smithsonian contributions to Knowledge. Memoir on Neptune; by Scars 

 ('.. Walker. Washington, 1848, 4-° 



Annual report of the Commissioner of Patents , for the years i84;-i85o. 

 Washington, i848-i85o, 4 vol. 8.° 



Keporl of the Secretary of war , communicating, in compliance with a 

 ■lotion of the Senate, a map of the valley of Mexico, from surveys 

 b\ Lieutenants Smith and Hardcastle. Washington, 1849, 8.° 



Report from the Secretary of war, communicating, in compliance with 

 .1 resolution of the Senate, a copy of the official journal of Lieutenant 

 Colonel Philip St. George Cooke, from Santa Fe to San Diego, etc. 

 Washington, 1849, &•" w ' m a Map. 



Report of the Secretary of war, communicating the Report of an explo- 

 ration of the Territory of Minnesota ; by Brevet Captain Pope. Wa- 

 shington, i85o, 8.° with a Map. 



Report of the Secretary of Stale, communicating the Report of the Rev. 

 R. R. Gurley , who was recently sent out by the Government to 

 obtain information in respect to Liberia. Washington , i85o , 8.° 

 with a Map. 



Report intended to illustrate a map of the hydrographical basin of the 

 \ pper Mississippi River; made by J. N. Nicollet. Washington, 1 843, 8." 



Notes of a military reconnoissance ; from fort Leavenworth, in Missouri, 

 ^.in Diego, in California, including parts of the Arkansas, del 



