[DOC] [TLE] Columbia River - Wikipedia [PAR] The Columbia River is the largest river in the Pacific Northwest region of North 
America. ... The river is 1,243 miles (2,000 km) long, and its largest tributary is the 
Snake River. ..... and Vancouver, and barges can reach as far inland as Lewiston, 
Idaho. ..... The Chief Joseph Dam and several dams on the Columbia's tributaries
... [DOC] [TLE] Steamboats of the Columbia River - Wikipedia [PAR] Types of craft[edit]. The paddle-wheel steamboat has been described as an 
economic "invasion ... Many steamboats operated on the Columbia River and its 
tributaries, in the Pacific Northwest region of North America, from about 1850 to 
.... The Snake River was navigable by steamboat from Wallula up to Lewiston, 
Idaho. [DOC] [TLE] Barge Ports on the Columbia and Snake Rivers - HistoryLink.org [PAR] Dec 8, 2010 ... For centuries, the Columbia River has been at the center of trade and ... that 
transformed the Columbia and its largest tributary, the Snake River, into a major 
waterway. ... tons of cargo by barge between Lewiston, Idaho, and the Pacific 
Ocean. ... distance from the Pacific Ocean to the inland port of Lewiston. [DOC] [TLE] The Mighty River of the West - Wikisource, the free online library [PAR] May 10, 2016 ... The Columbia River is not only one of the chief harbors of the coast, but is a ... 
The total navigable waters of the Columbia River and its tributaries aggregate 
2136 miles. ... productive sections of the States of Oregon, Washington and Idaho
, ... and Lewiston on Snake River and Priest Rapids in the Columbia. [DOC] [TLE] Columbia River - New World Encyclopedia [PAR] Jun 6, 2013 ... The Columbia River is the largest river in the Pacific Northwest region of North 
America. ... The Columbia and its tributaries are home to numerous ... area, the 
gorge furnishes the only navigable route through the Cascades. ..... Portland and 
Vancouver, and barges can reach as far inland as Lewiston, Idaho. [DOC] [TLE] Basin Maps, Part 10 - The Columbia-Snake River Inland Waterways ... [PAR] Jan 22, 2015 ... ... from the mouth of the Columbia to the inland port of Lewiston, Idaho ... 
Columbia-Snake River Inland Waterways from the Pacific Northwest ... It would 
be neat to see a similar map of the Columbia River and its tributaries or... [DOC] [TLE] upriver by steamer to idaho - Washington State History Museum [PAR] waterways that extend inland from the Pacific Ocean to the port of Lewiston, 
Idaho. ... northern Rocky Mountains inspired steamboaters to probe the farthest 
navigable reaches of the ... 1861, steamboats had regularly plied the lower 
Columbia River between ... swift, turbid waters of its major tributary, the Snake 
River. [DOC] [TLE] Full text of "Columbia River and tributaries above Celilo Falls ... [PAR] WAR DEPARTMENT, OFFICE OF THE CHIEF OF ENGINEERS, Washington, 
January ... The principal navigable tributaries of the upper Columbia River are 
the ...... In conclusion, attention is respectfully invited to the fact that Lewiston, 
Idaho, ..... transportation handicaps the substantial resources of the inland empire 
have... [DOC] [TLE] Columbia River Chronology [PAR] Oct 13, 2014 ... 1805: Indians who lived near the mouth of the Columbia River use .... 1860: Gold 
is discovered on the Clearwater River in Idaho by Elias .... 1895: Washington 
builds the Chinook River Hatchery on a lower Columbia tributary using money .... 
1927: Inland Power and Light Company completes Lewiston Dam... [DOC] [TLE] Columbia River - The Oregon Encyclopedia [PAR] The Columbia's largest tributary, the Snake River, flows more than a ..... from the 
lower Columbia River all the way to Lewiston, Idaho, more than 400 river miles... [DOC] [TLE] Astoria, Clatsop County, Oregon - Genealogy Trails [PAR] It was into the placid waters of the Columbia river that Captain Gray sailed his .... 
110 miles inland, without the least difficulty, at all seasons, and river steamers ... 
the chief tributary of the Columbia, the river is navigable to Lewiston, in Idaho,... [DOC] [TLE] COLUMBIA RIVER AND TRIBUTARIES [PAR] This great river is navigable far above its mouth ... inland

Question: This chief tributary of the Columbia River is navigable inland to Lewiston, Idaho
Answer: the Snake River