18 GAZETTEER OF COLORADO. 
Atlas sheet. 
Arg-o; post town in Denver Comity, the site of extensive 
smelting works on the Colorado and Southern and the 
Burlington and Missouri River railroads; population in 
1900, 443; altitude, 5,206 feet Denver. 
Argo Junction; station in Denver County on the Colorado and 
Southern and the Burlington and Missouri River railroads. Denver. 
Arikaree; post village in Washington County. 
Arikaree; river in Arapahoe and Adams counties, a right-hand 
branch of Republican River. 
Arkansas; river of Colorado, Kansas, Oklahoma Territory, 
Indian Territory, and Arkansas; one of the main western 
branches of Mississippi River, which it joins on the east 
boundary of Arkansas. The; river beads in Tennessee Bass 
in central Colorado at an altitude of 10,000 feet above the 
sea; it flows first south in a mountain valley, and then east 
through a succession of canyons, passing out of the moun- 
tains just west of Canyon. Its course is east across the 
plains through eastern Colorado and Kansas, changing to 
southeast shortly before entering ( >klahoma Territory, and 
so continuing through that Territory, Indian Territory, and 
Arkansas. Although its total length is 1,497 miles, with 
a drainage area of 185,671 square miles, it carries little 
water between Little Rock, Ark., and the western bound- 
ary of Kansas, except during times of flood, owing to the 
fact that the larger part of its drainage basin is within the 
arid region. Indeed in southern Kansas the stream bed is 
frequently dry in the late summer. It has many long 
tributaries, including White, Neosho, Verdigris, Cimarron, 
and Canadian rivers, lint none except the White brings to 
it much water; the discharge for L904 at Canyon was 
409,000 acre-feet. 
Arkansas; hills in Fremont County, forming the southeastern 
limit of South Bark and extending to Arkansas River. The 
summits exceed 11,000 feet in height. 
Arkansas; mountain in Boulder County; altitude, 7,700 feet.. Boulder. 
Arkansas; mountain in Lake County; altitude, l.*L807feet Leadville. 
Arkansas Junction; post village in Lake County <>n ( Jolorado 
Midland Railway; altitude, 9,678 feet. 
Arkansas Valley Junction; station in Lake County on Den- 
ver and Rio Grande Railroad. 
Arkins; post village in Larimer County on ( !olorado and South- 
ern Railway; altitude, 5,224 feet. 
Arlington; post village in Kiowa County on Missouri Pacific 
Railway; altitude, 4,217 feet Las Animas. 
Arloa; post village in Montezuma County. 
Armel; post village in Yuma County. 
Arriba; post village in Lincoln County on ( !hicago, Lock island 
and Bacific Railway; altitude, 5,243 feet. 
Arriola; village in Montezuma County. 
Arrow; peak in San Juan County; altitude, 13,803 feet Needle Mountain? 
Arrow; post village in Grand ( lounty. 
Arrow Head; station in Grand County on Denver, North- 
western and Bacific Railway. 
