PUBLICATIONS ON ALASKA. 199 
Walcott, C. D., Director. Account of operations in Alaska in 1898. In Nineteenth 
Ann. Kept. U. S. Geol. Survey, pt. 2, 1898, pp. 20, 53, 116-117. 
Map of Alaska, showing known gold-bearing rocks, with descriptive text containing 
sketches of the geography, geology, and gold deposits and routes to the gold 
fields. Prepared in accordance with Public Resolution No. 3 of the Fifty- 
fifth Congress, second session, approved January 20, 1898. Printed in the 
engraving and printing division of the United States Geological Survey, 
Washington, I). C, 1898. 44 pp., 1 map. A special publication. The data 
were brought together by S. F. Emmons, aided by W. H. Dall and F. C. 
Schrader. (Out of stock. ) 
1899. 
Walcott, C. D., Director. Account of operations in Alaska in 1899. In Twentieth 
Ann. Rept. U. S. Geol. Survey, pt. 1, 1899, pp. 12, 52-53, 97, 126-134. 
Maps and descriptions of routes of exploration in Alaska in 1898, with general informa- 
tion concerning the Territory. (Ten maps in accompanying envelope.) 
Prepared in accordance with Public Resolution No. 25 of the Fifty-fifth 
Congress, third session, approved March 1, 1899. Printed in the engraving 
and printing division of the United States Geological Survey, Washington, 
D. C. , 1899. 138 pp. , 10 maps in accompanying envelope. A special publica- 
tion. Contributors: G. H. Eldridge, Robert Muldrow, J. E. Spurr, W. S. 
Post, W. C. Mendenhall, F. C. Schrader, W. J. Peters, A. H. Brooks, and 
E. C. Barnard. (Out of stock.) 
1900. 
Baker, Marcus. Alaskan geographic names. In Twenty-first Ann. Rept. U. S. 
Geol. Survey, pt. 2, 1900, pp. 487-509. 
Brooks, A. H. A reconnaissance from Pyramid Harbor to Eagle City, Alaska, 
including a description of the copper deposits of the upper White and Tanana 
rivers. In Twenty-first Ann. Rept. U. S. Geol. Survey, pt. 2, 1900, pp. 
331-391. 
A reconnaissance in the Tanana and White river basins, Alaska, in 1898. 
In Twentieth Ann. Rept. U. S. Geol. Survey, pt. 7, 1900, pp. 425-494. 
Eldridge, G. H. A reconnaissance in the Sushitna Basin and adjacent territory, 
Alaska, in 1898. In Twentieth Ann. Rept. U. S. Geol. Survey, pt. 7, 1900, 
pp. 1-29. 
Gannett, Henry. Altitudes in Alaska. Bull. U. S. Geol. Survey No. 169, 1900, 
13 pp. 
Mendenhall, W. C. A reconnaissance from Resurrection Bay to the Tanana River, 
Alaska, in 1898. In Twentieth Ann. Rept. U. S. Geol. Survey, pt, 7, 1900, 
pp. 265-340. 
Rohn, Oscar. A reconnaissance of the Chitina River and the Skolai Mountains, 
Alaska. In Twenty-first Ann. Rept. U. S. Geol. Survey, pt. 2, 1900, pp. 
393-440. 
Schrader, F. C. A reconnaissance of a part of Prince William Sound and the Copper 
River district, Alaska, in 1898. In Twentieth Ann. Rept. U. S. Geol. Survey, 
pt. 7, 1900, pp. 341-423. 
Preliminary report on a reconnaissance along the Chandlar and Koyukuk 
rivers, Alaska, in 1899. In Twenty-first Ann. Rept. U. S. Geol. Survey, pt. 2, 
1900, pp. 441-486. 
and Brooks, A. H. Preliminary report on the Cape Nome gold region, 
Alaska; with maps and illustrations. Washington, Government Printing 
Office, 1900. 56 pp., 3 maps, and 19 pis. A special publication of the United 
States Geological Survey. 
