98 Geographical Notices. 



Area XL Transversal sections across Tibet, partially continued arro^ 

 the Kuenluen. a. Niti— Gdrtok. b. Vangtu— Pangkoni;, 

 c. Kardong— Karakonini chain, d. Padum— Leh. e. Mul- 

 be— KiukKiol— Elchi. /. Dras.— Shigar— Yarkand. a-^, 

 are diagonal lines from southwest to northeast, /, is a merid- 

 ional line from south to north. 



These lines are considered to be situated in the centre of 

 an area, limited by half their mutual distance. 

 At the conclusion of the tables of measurements which occupy 

 the greater portion of the volume, some general remarks are 

 made in respect to (A.) the different varieties of Elevated Habi- 

 tation, (B.) the Geographical Configurations, and (C.) Physical 

 Phenomena. 



The volume of plates which accompanies this text contains 

 several Panoramic Profiles of the snowy "ranges of High Asia, 

 and six landscapes beautifully printed in oil colors. 



Following these Geographical Notices, will be found an extract 

 from the text presenting in a condensed form the general con- 

 clusions of the authors on the Indian Himalayan hypsometry, 

 with comparisons of the Alps and Andes. 



UNITED STATES GOVERNMENT SURVEYS. 



For the following information the readers of the Journal are 

 indebted to Dr. F. V. Hayden. 



The following is a brief synopsis of the contents of the several scien- 

 tific reports, either already prepared or in an advanced state of prepara- 

 tion, for the U. S. Government : 



(1.) North-Pacijic JSxphring Expedition, uncUr the command of Com- 

 modore John Rodgers, U. S. N", The war has interfered with tlw 

 completion of this report, as the Commander of the Expedition, with 

 several of his officers, are in active service on the Southern coast, and the 

 appropriations for the department of Natural Science have ceased. The 

 narrative by Capt. Rodgers has not yet been written. Many charts of 

 portions of the Chinese and Japanese seas, and also of parts of the N. E- 



The following reports on the Natural History are in progress : On the 

 Zoology, by Dr. Wm. Stirapson, assisted by Dr. A. A. Gould, Mr. John 

 Cassiu, Dr. Hallowell, Dr. Uhler, Mr. Barnard and Prof Theo. Gill. The 

 zoological portion will probably comprise about 3 vols. 4to, with an atltf 

 of plates for each, 



A Report on the Botany, by Prof Asa Gray and Charles Wrigl ' 

 progress. 



(2.) San Juan Explcrring Expedition — Col. J. Macomb, U. ■- 

 graphical Engineer, commanding. A very beautiful map of tlit^ 

 explored has been constructed, comprising Northern New Muxic. 

 Southern Utah. The report of Col. Macomb is not yet completed, as he 

 is at this time in active service with the Army of the Potomac. 



Th» Geological Report by Dr. J. S. Newberry is finished. The Carbon- 



