202 THE UNITED STATES GEOLOGICAL SURVEY. [bull. 227. 
Topographic Maps of Alaska. 
Cape Nome and adjacent gold fields; scale 1 : 250000. E. C. Barnard. 
Chitina and lower Copper River region; scale 1:250000. T. G. Gerdine and D. C. 
Witherspoon. 
Cook Inlet, head of, to the Tanana via Matannska and Delta rivers, also part of Kenai 
Peninsula;' scale 1 : 625000. W. C. Mendenhall. 
Cook Inlet, region from head of, to Kuskokwim River and down the Kuskokwim 
to Bering Sea, Bristol Bay, and a part of Alaska Peninsula; scale 1:625000. 
W. S. Post. 
Copper River region; scale 1:376000. Lieut. P. G. Lowe, Emil Mahlo, and F. C. 
Schrader. 
Copper, upper, and Chistochina rivers; scale 1 : 250000. T. G. Gerdine. 
Copper, Nabesna, and Chisaua rivers, headwaters of; scale 1:250000. D. C. 
Witherspoon. 
Fort Yukon to Kotzebue Sound, including Dall, Alatna, and Koyuk rivers and Old 
Man Creek; scale, 1:625000. D. L. Reaburn. 
Fortymile quadrangle; scale, 1:250000. E. C. Barnard. 
Koyukuk River to mouth of Colville River, including John River; scale, 1:625000. 
W. J. Peters. 
Koyukuk and Chandlar rivers, portions of ; scale, 1:625000. T. G. Gerdine. 
Lynn Canal, routes from, via headwaters of White and Tanana rivers to Eagle City; 
scale, 1:625000. W. J. Peters. 
Norton Bay region; scale, 1:625000. W. J. Peters. 
Prince William Sound, sketch map of. Emil Mahlo. 
Prince William Sound and vicinity; scale, about 1:376000. Emil Mahlo. 
Seward Peninsula, northwestern part of; scale, 1:250000. T. G. Gerdine. 
Sushitna River and adjacent territory; scale, 1:625000. Robert Muldrow. 
Tanana and W T hite rivers, portions of; scale, 1:625000. W. J. Peters. 
York and Kugruk regions, sketch maps of. A. H. Brooks. 
Topographic Maps of Alaska in Preparation. 
General map of Alaska; scale, 1:2500000. R. U. Goode. 
Eagle-Goodpaster region, Alaska; scale, 1:250000. T. G. Gerdine. 
Fairbanks-Birch Creek region, Alaska; scale, 1:250000. T. G. Gerdine. 
Mount McKinley region; scale, 1:625000. D. L. Reaburn. 
Juneau Special district; scale, 1:62500. W. J. Peters. 
Seward Peninsula, northeastern portion of, topographic reconnaissance of; scale, 
1:250000. D. C. Witherspoon. 
