LIST OF ILLUSTRATIONS. 
MAPS. 
1. From San Francisco Bay to the Northern Boundary of California. 
2. From the Northern Boundary of California to the Columbia River. 
PROFILES. 
Sheet 1. Route from Benicia to Fort Reading.—Proposed Railroad Route from Fort Reading to Vancouver, East of the 
Cascade Mountains.'—Travelled Route from Fort Reading to Vancouver, East of the Cascade Mountains. 
2. Proposed Railroad Route from Vancouver to Fort Reading, West of the Cascade Mountains.—Travelled 
Route from Vancouver to Fort Reading, West of the Cascade Mountains.—Route from the Head of the 
Des Chutes Valley to Vancouver, by the*New Pass near Mount Hood. 
LITHOGRAPHS. « 
Page. 
Plate I. Lassens Butte, from the vicinity of Camp 18__.______ 61 
II Mouth of Fall River, near Camp 20....... 63 
III. Upper Klamath Lake, from Camp 28___-.. 67 
IV. Mount Pitt, Klamath River, and Upper Klamath Lake ; from Camp 30_ 68 
V. Cascade Ihitige, with Mount Jefferson, Mount Hood, and Mount Adams; from Pass West of Camp 40_ 79 
VI. Three Sisters, and Canon of McKenzie’s Fork of Willamette River ; from Camp P.. 80 
VII. Diamond Peak, and Ravine of Middle Fork of Willamette River ; from Camp 48, W__ 82 
VIII. Canon of Psuc-see-que Creek, near Camp 41, A. . 85 
IX. Mount Hood, from Tysch Prairie_ 86 
X. Mount Jefferson and Black Butte, from Camp S____-___ 90 
XI. Castle Rock, in Canon of Mpto-ly-as River, near Camp 53, A_ 93 
XII. Shasta Butte and Shasta Valley, from a Point near Camp 79, A__ 110 
XIII. Curves illustrating the tables of horary oscillation deduced from observations taken on the survey_ 115 
WOOD CUTS.*' 
Figure 1. Summer and Winter huts of Klamath Indians...... 69 
Figure 2. Council House and Graves of Klamath Indians__-.—.. 70 
* From original sketches made by Mr. John Young, artist of the Expedition. 
