( 286 ) 
Systematic catalogue, with synonyma , ete., of jurassic, 
crelaceous and tertiary fossils collected in Nebraska, by the 
exploring expeditions.under the command. of lieut. G.-K. War- 
ren; by F.-B. Meek and F.-V. Hayden. Philadelphie , 1860; 
in-8°. 
Proceedings of the Academy of natural sciences of Phila- 
delphia, 1860-1861 ; 6 broch. in-8°. 
Journalof the Academy of natural sciences of Philadelphia, 
New series, vol. IV, part. 4. Philadelphie, 1860; in-4°. 
Second report of a geological reconnoissunce of the southern 
and middle countis of Arkansas , made durnig the years 1859 
and 1860; by David Dale Owen. Philadelphie, 1860; in-8°. f 
The transactions of the Academy of sciences of Saint-Louis, 
vol. I, n° 4. Saint-Louis, 1860; in-8°. À 
Annual report of the board of regents of the Smithsonian 
Institution for the year 1859. Washington, 1860; in-8°. 
Ridal observations in the arctic seas ; by Elisha Kent Kane, 
reduced and discussed by Charles A. Schott, Washington, 1860; 
in- 4°, ; 
Smithsonian contributions to Knowledge, vol. XII. Washing- 
ton, 1860; in-4°. 
Reports of explorations and surveys , to ascertain the most 
praticable and economical route for a railroad from the Mis- 
sissipt river to the Pacific Ocean ; made under the direction of 
the secretary of war, in 1853-55, vol, XIL, books 1-2. Washing- 
ton, 1860; 2 vol. in-4°, 8 
An essay on the law of muscular action; by Louis Mackall. 
Washington, 1859; in-8°. 
