5-1/2. Kooskooskia River.--Road leaves the St. Mary's River, passing over a high ridge to the Kooskooskia River. 10. Branch.--Road runs over wooded hills. 14. Creek.--Road runs over wooded hills. 9. Small Creek.--This is the best camp between the St. Mary's River and the Nez Perces country. 15. Small Creek.--Road passes over wooded hills. 9. Small Branch.--Road passes over wooded hills, is very rough and difficult. Poor camp. 14. Small Creek.--Ten miles from last camp the road passes a high divide, ascending rapidly, though not difficult. Good grass on the summit, but no water. 13. Small Creek.--Good camp where the trail emerges from the woods on to the high plateau. 7. Clear Water River.--Large tributary. Road runs over high table-land, and descends to the valley of the river. 43. Lapwai River.--The road follows a broad trail down the river six miles, when it leaves the river bottom and ascends the plateau, which extends to Craig's house, on the Lapwai, fifteen miles from the river. 23. Tributary Snake River.--The trail runs over high ground from Craig's to Lapwai River, 15 miles. This river is 450 feet wide. No wood. Indians are generally found here, who ferry over travelers. The trail follows Snake River for several miles. 26-1/4. Tchannon River.--The trail passes 5-1/2 miles up the bottom of a small creek; then runs over a steep hill to another small creek, 8 miles; then along the valley of this stream 10-1/2 miles; thence over a high hill to camp on Tchannon River, 3 miles. 11-1/2. Touchet River.--The trail crosses the Tchannon River, and ascends to a high plain, which continues to camp. 32-1/2. Touchet River.--Road follows a good trail along the valley, where good camps are found any where, with wood, water, and grass. 19-1/2. Fort Wallah Wallah.--Leaving Touchet River, the trail passes over again to the plains, when there is neither wood, water, or grass to Fort Wallah Wallah. Total distance from St. Paul's to Fort Union, 712-1/2 miles. Total distance from Fort Union to Fort Benton, 377-1/2 " Total distance from Fort Benton to Fort Owen, 255 " Total distance from Fort Owen to Fort Wallah Wallah, 340-3/4 " -------- Total distance from St. Paul's, Min., to Fort Wallah Wallah, Oregon, 1685-3/4 miles. * * * * * XIX.--_Lieutenant_ E. F. BEALE'S _route from Albuquerque to the Colorado River._ [Distances is miles and hundredths of a mile.] Miles. Albuquerque to 2.10. Atrisco.--Wood, water, and grass. 20.63. Rio Puerco.--Water in pools; wood and grass.