IV RECENT SURVEY PUBLICATIONS ON ALASKA. 
YUKON BASIN. 
The coal resources of the Yukon, Alaska, by A. J. Collier. Bulletin No. 218, 1903, 
71pp. 
The gold placers of the Fortymile, Birch Creek, and Fairbanks regions, by L. M. Prin- 
dle. Bulletin No. 251, 1905, 89 pp. 
Yukon placer fields, by L. M. Prindle. In Bulletin No. 284, 1906, pp. 109-131. 
Reconnaissance from Circle to Fort Hamlin, by R. W. Stone. In Bulletin No. 284, 
1906, pp. 128-131. 
The Yukon-Tanana region, Alaska; description of the Circle quadrangle, by L. M. 
Prindle. Bulletin No. 295, 1906, 27 pp. 
The Bonnifield and Kantishna regions, by L. M. Prindle. In Bulletin No. 314, 1907, 
pp. 205-226. 
The Circle Precinct, Alaska, by Alfred H. Brooks. In Bulletin No. 314, 1907, pp. 
187-204. 
The Yukon-Tanana region, Alaska; description of the Fairbanks and Rampart quad- 
rangles, by L. M. Prindle, F. L. Hess, and C. C. Covert. Bulletin No. 337, 1908, 
102 pp. 
Occurrence of gold in the Yukon-Tanana region, by L. M. Prindle. In Bulletin No. 
345, 1908, pp. 179-186. 
The Fortymile gold placer district, by L. M. Prindle. In Bulletin No. 345, 1908, 
pp. 187-197. 
Water supply of the Fairbanks district in 1907, by C. C. Covert. In Bulletin No. 345, 
1908, pp. 198-205. 
Topographic maps. 
Fortymile quadrangle; scale, 1:250000; by E. C. Barnard. For sale at 5 cents a copy 
or $3 per hundred. 
Yukon-Tanana region, reconnaissance map of; scale, 1:625000; by T. G. Gerdine. 
Contained in Bulletin No. 251, 1905. Not published separately. 
Fairbanks and Birch Creek districts, reconnaissance maps of; scale, 1: 250000; by T. G. 
Gerdine. Contained in Bulletin No. 251, 1905. Not issued separately. 
Circle quadrangle, Yukon-Tanana region; scale, 1:250000; by D. C. Witherspoon. 
Contained in Bulletin No. 295. Not issued separately. 
In preparation. 
Water-supply investigations in Alaska, 1906 and 1907, by F. F. Henshaw and C. C. 
Covert. Water-Supply Paper No. 218, 1908, 156 pp. 
Fairbanks quadrangle map; scale, 1:250000; by D. C. Witherspoon. Contained in 
Bulletin No. 337, 1908. 
Rampart quadrangle map; scale, 1:250000; by D. C. Witherspoon. Contained in 
Bulletin No. 337, 1908. 
Fairbanks Special map; scale, 1:62500; by T. G. Gerdine and R. H. Sargent. 
SEWARD PENINSULA. 
A reconnaissance of the Cape Nome and adjacent gold fields of Seward Peninsula, 
Alaska, in 1900, by A. H. Brooks, G. B. Richardson, and A. J. Collier. In a 
special publication entitled "Reconnaissances in the Cape Nome and Norton Bay 
regions, Alaska, in 1900," 1901, 180 pp. 
A reconnaissance in the Norton Bay region, Alaska, in 1900, by W. C. Mendenhall. 
In a special publication entitled " Reconnaissances in the Cape Nome and Norton 
Bay regions, Alaska, in 1900." 
A reconnaissance of the northwestern portion of Seward Peninsula, Alaska, by A. J. 
Collier. Professional Paper No. 2, 1902, 70 pp. 
The tin deposits of the York region, Alaska, by A. J. Collier. Bulletin No. 229, 1904, 
61pp. 
Recent developments of Alaskan tin deposits, by A. J. Collier. In Bulletin No. 259, 
1905, pp. 120-127. 
The Fairhaven gold placers of Seward Peninsula, by F. H. Moffit. Bulletin No. 247, 
1905, 85 pp. 
The York tin region, by F. L. Hess. In Bulletin No. 284, 1906, pp. 145-157. 
Gold mining on Seward Peninsula, by F. H. Moffit. In Bulletin No. 284, 1906, pp. 
132-141. 
The Kougarok region, by A. H. Brooks. In Bulletin No. 314, 1907, pp. 164-181. 
