2 1 6 The National Geographic Magazine 



DECISIONS OF THE UNITED STATES 

 GEOGRAPHIC BOARD 



The following important decisions relating 

 to geographic names and their application were 

 made by the United States Geographic Board 

 on February 6, 1907. In reaching these decis- 

 ions the Board has obtained the advice of many 

 of the foremost American geographers and 

 geologists, and the decisions here given are, 

 in nearly all cases, the result of a consensus 

 of opinion among the gentlemen consulted. 



Cordilleras — the entire western mountain 

 system of North America. 



Rocky Mountains— the ranges of Montana, 

 Idaho, Wyoming, Colorado, New Mexico, and 

 western Texas. 



Plateau Region — the plateaus of Colorado 

 River and its branches, limited on the east 

 by the Rocky Mountains, on the west by the 

 Wasatch Range, and extending from the 

 southern end of the Wasatch southward, south- 

 eastward, and eastward to the eastern bound- 

 ary of Arizona, following the escarpment ot 

 the Colorado Plateau, and including on the 

 north the Green River basin. 



Basin RanCes — all those lying between the 

 Plateau Region on the east, the Sierra Nevada 

 and Cascade Range on the west, and the Blue 

 Mountains of Oregon on the north, including 

 the Wasatch and associated ranges. 



Pacific Ranges — the Cascade Range, the 

 Sierra Nevada, and the coast ranges col- 

 lectively. 

 ■ Sierra Nevada — limited on the north by the 

 gap south of Lassen Peak and on the south 

 by Tehachipi Pass. 



Cascade Range — limited on the south by the 

 gap south of Lassen Peak and extending north- 

 ward into British Columbia. 



Coast Range — extend northward into Can- 

 ada and southward into Lower California, 

 and include all mountains west of Pviget 

 Sound and the Willamette, Sacramento, and 

 San Joaquin valleys, and southwest of Mohave 

 Desert. 



Bitterroot Range — extends from Clarks 

 Fork on the northwest to Monida, the crossing 

 of the Oregon Short Line on the southeast, 

 including all mountain spurs. 



Mission Range — range east and southeast 

 of Flathead Lake, Montana. 



Wasatch Range — includes on the north the 

 Bear River Range, extending to the bend of 

 Bear River at Soda Springs, Idaho, and on 

 the south extends to the mouth of San Pete 

 River near Gunnison. 



San Juan Mountains — include all the 

 mountains of southwest Colorado south of 

 Gunnison River, west of San Luis Valley, and 

 east of the Rio Grande Southern Railroad. 



Sacramento Mountains — include those 

 groups known as Jicarilla, Sierra Blanca, Sac- 

 ramento, and Guadalupe. 



Salmon River Mountains — include the 



group m central Idaho lying south of main 

 Salmon River, west of Lemhi River, north of 

 Snake River, and east of the valley of Weiser 

 River. 



Blue Mountains— include all the mountains 

 of northeastern Oregon with the exception of 

 the Wallowa Mountains, and extend into 

 Washington. 



Sangre de Cristo Range — extends from 

 Poncha Pass, Colorado, to the neighborhood 

 of Santa Fe, New Mexico, thus including the 

 southern portion locally known as the Culebra 

 Range. 



Front Range — includes on the north the 

 Laramie Range as far as the crossing of the 

 North Platte and on the south includes the 

 Pikes Peak group. 



Appalachian System — includes all the east- 

 ern mountains of the United States from Ala- 

 bama to northern Maine. 



Blue Ridge — includes the ridge extending 

 from a few miles north of Harpers Ferry to 

 northern Georgia. 



Appalachian Plateau — includes the entire 

 plateau forming the western member of the 

 Appalachian system, known in the north as the 

 Allegany Plateau and in the south as the 

 Cumberland Plateau. 



Ozark Plateau — the plateau in northwest- 

 ern Arkansas and southern Missouri. 



Quachinta Mountains — the ridges of 

 western Arkansas south of the Arkansas River, 

 Indian Territory, and Oklahoma. 



COMMITTEES OF 1907 



The following committees of the National 

 Geographic Society have been appointed by 

 President Willis L. Moore for 1907 : 



Executive Committee. — President, Vice- 

 President, Treasurer, Secretary, Messrs 

 Blount, Grosvenor, and Henry. 



Finance. — Charles J. Bell, John Joy Edson, 

 Gilbert H. Grosvenor. 



Communications (Lectures and Meetings). 

 — Gilbert H. Grosvenor. 



Research. — Henry Gannett, J. Howard Gore, 

 C. Hart Merriam, F. V. Coville, A. J. Henry, 

 O. H. Tittmann, C. W. Hayes, L. A. Bauer, 

 W. H. Holmes, O. P. Austin, C. M. Chester, 

 Gilbert H. Grosvenor. (With power of the 

 Chairman to add to its members.) 



Publications. — Gilbert H. Grosvenor, A. W. 

 Greely, W J McGee, C. Hart Merriam, Willis 

 L. Moore, O. H. Tittmann, O. P. Austin, 

 Alexander Graham Bell, David T. Day, G. K. 

 Gilbert, Angelo Heilprin, R. D. Salisbury, 

 Alfred H. Brooks, Alexander McAdie, Almon 

 Gunnison, David Fairchild. 



Admissions. — O. P. Austin, Gilbert H. 

 Grosvenor, Charles Denby. 



Library. — O. P. Austin, Gilbert H. Grosve- 

 nor, H. H. Kimball. 



Excursions. — Henry F. Blount, F. V. Coville, 

 Gilbert H. Grosvenor, Otto Luebkert. 



