COLORADO Continued. 



Colorado. Scale 12 ru. = l in. 1910. 28.7X33.8 in. (General Land 



Office.) Paper, 25c. I 21.13 : C 719 3 



Geological and geographical atlas of Colorado and portions of adjacent ter- 

 ritory; by F. V. Hayden. 1877. 3 pages, 20 maps, f (Hayden survey.) 

 Cloth, $3.00. 1 18.2 : C 71 1 



Part of central Colorado, lat. 39-39 50', long. 105 30'-106 52' 30". 

 Scale 4 m.=l in. Surveyed during 1873, 1876, 1879. 15X19 in. (Wheeler 

 survey. Topographic map 52d. ) Paper, 9c. W 8.2 a : T 62 52d - 



NOTE. Leadville is shown on this sheet. 



Same, Land classification map. Paper, 14c. W 8.2 a : T 62 B2<U2 



Part of central Colorado, lat. 39-39 50', long. 104 7' 30"-105 30'. Scale 

 4 m.=l in. 1877. 15X19 in. (Wheeler survey. Topographic map 

 53c. ) Paper, 9c. W 8.2 a : T 62 MC 



NOTE. The city of Denver is shownon this sheet. 



Part of southeastern Colorado, lat. 37 20'-3S 10', long. 102 45'-104 7' 

 30". Scale 4 m.=l in. 1882. 15X19.4 in. (Wheeler survey. Topo- 

 graphic map 62d. ) Paper, 9c. W 8.2 a : T 62 02d 

 NOTE. The Arkansas River crosses the northern portion of the area which as 

 a whole forms a part of the western rim of the Great Plains. 



Part of southern Colorado, lat. 37 20'-38 10', long. 104 7' 30"-105 30'. 

 Scale 4 m.=l in. 1878. 15X19.5 in. (WKeeler survey. Topographic 

 map 62c. ) Paper, 9c. W 8.2 a : T 62 62c 



NOTE. The Spanish Peaks are shown in the southern part of this area. 



Parts of southern Colorado and northern New Mexico, lat. 35 40'-37 20', 



long. 105 30'-108 15'. Scale 8 m.=l in. 1882. 15X19.8 in. (Wheeler 



survey. Topographic map 69. ) Paper, 9c. W 8.2 a : T 62 69 



NOTE. The Rio Grande River crosses the eastern portion of the area from 



north to south. 



Same [northeast quarter to larger scale]. Scale 4 rn^l in. 1878. 15X19.6 

 in. (Wheeler survey. Topographic map 69b.) Paper, 14c. 



W 8.2 a : T 62 TOD 



Same [land classification map]. Paper, 14c. W 8.2 a : T 62 62b - 8 



Parts of southern Colorado and northern New Mexico, lat. 36 30'-37 20', 

 long. 104 7' 30"-105 30'. Scale 4 m.=l in. 1877. 15X19.0 in. 

 (Wheeler survey. Topographic map 70a.) Paper, 9c. W 8.2 a : T 62 



NOTE. This map joins sheet 69b bearing the same title on the east. The 

 Culebra and Cimarron ranges are in the western part of the area. 



Parts of southwestern Colorado, lat. 37 20'-38 10', long. 105 30'-106 52' 

 30". Scale 4 m.=l in. 1878. 15.2X19.5 in. (Wheeler survey. Topo- 

 graphic map 61d.) Paper, 9c. W 8.2 a : T 62 81d 

 NOTE. Area included is part of the valley of the Rio Grande. 



Parts of southwestern Colorado, lat. 38 10'-39, long. 106 52' 30"-108 15'. 

 Scale 4 in. =1 in. Surveyed in 1877. 15X19.1 in. (Wheeler survey. Top- 

 ographic map 61a.) Paper, 9c. W 8.2 a : T 62 61a ' 



Same, Land classification map. Paper, 14c. W 8.2 a : T 62 61a ' 



NOTE. The title on the land classification map reads " part of western Colo 1 

 rado." The area actually shown is the west central part of the State, including 

 the Uncompahgre and Gunnison rivers. 



Southwest Colorado, San Juan mining region, lat. 37 42'-38 7', long. 107 

 15'-107 57'. Scale 2 m.=l in. [1876.] 15X19.7 in. (Wheeler survey. 

 Topographic map 61c. ) Paper, 9c. W 8.2 a : T 62 61C 



Same, Economical features [land classification]. Paper, 14c. 



W 8.2 a : T 62 G1C - 



COLORADO RIVER. See, in this list, heading Grand Canyon of Colorado. 

 COLUMBIA, DEPARTMENT OF. 



Map. Scale 16 m.=l in. Revised 1885. 30.5X40.2 in. (Engineer Dept, 

 map no. 6.) Paper, 15c. W 7.13 : C 72 



NOTE. Includes parts of the States of Washington, Oregon, and Idaho. 



Sume. Scale 17 m.=l in. Revised 1887. 28.5X38 in. (Engineer Dept., 

 map no. 7.) Paper, 27e. W 7.13 : C 72 2 



COM STOCK LODE. Atlas to accompany report on Geology of Comstock lode 

 raid Washoe district. 18-82. 21 sheets, f (Geological Monograph 3.) 

 Cloth, $9.00. T19.9:3 2 



