26 CONTENTS. 
CHAPTER XV. 
Hydrography of the coasts and navigable waters of Washington Territory, prepared by Dr. J. @. 
Kohl, United States Coast Survey. 
Introductory Remarks.-——Mount Olympus.—Shoalwater Bay.—Gray’s Harbor.—Point Grenville.— Destruction Island.— 
Flattery Rocks.—Cape Flattery.—De Fuca’s Strait.—Its General History.—Its Southern Shore.—Neeah Нагһог.-- 
False Dungeness Bay.—New Dungeness Bay.—Washington Harbor.—Port Discovery.—Admiralty Inlet.— Port Town- 
send.—Oak Bay.--Port Ludlow.—Suquamish * Head.—Hood's Canal.—Dahap Inlet.—Useless Bay.-—Skagit Head.— 
Dwamish Bay.—Commencement  Bay.—Port  Madison.— Port Orchard.—Bainbridge  Island.—Blake  Island.— 
Vashon's Island.— Puget Sound.—Nisqually River. —Mount Rainier.—Whidby's Island.— Possession Island.—Deception 
Passage.—General View of the de Haro Archipelago.—Canal de Haro.—De Haro Archipelago.—San Juan Island.— 
Henry Island.—Orcas Island.— Waldron Island.—Skip Tack and Freemann's Island.— Sucia Group.—Patos Island.— 
Майа Group.—Barnes’s Island. — Clark's Island.— The Sisters.—Lopez Island.—Decatur, Blakely, Foost, Obstruction 
and Shaw’s Islands.—Ontario Roads.—Frolic Strait.—Macedonian Crescent.—Rosario Strait.—Fidalgo Island.— 
Burrow's and Allen Islands. —Padilla Bay.—Guemes Island. —Cypress Island.— Bellingham Channel.—Sinclair’s Bay.— 
Vendovi Island —Bellingham Bay.—Point Francis.--Elisa's Island —Lummi Island.—Hale's Passage.—De  Lara's 
Gulf.—Gulf of Georgia.—Birch Bay.— Peninsula of Roberts's Point.——Fraser's River.—Monnt Baker. 
CHAPTER XVI. 
Meteorology. 
Cold as an obstruction to the railroad route.— Snow as an obstruction to the railroad route.—-Observations on the Isothermal 
Chart.—Table of mean temperatures at stations between the mouth of the St. Lawrence ard Puget Sound. --Comparison 
of Nebraska with regions having a similar climate in Europe.—-Climate of Washington Territory.--General conclu- 
sions. 
RAILROAD REPORT AND ESTIMATE. 
CHAPTER XVII. 
St. Paul to Bois de Sioux. —Bois de Sioux to Fort Union — Fort Union to crossing of Milk River. —Crossing of Milk River to 
Fort Benton.—Fort Benton to entrance to Tunnel, Cadotte's Pass —Hell Gate crossing, via Clark's Fork, to the Spokane.— 
Hell-Gate crossing to crossing of Bitter Root.—Crossiug of Bitter Root to entrance to Tunnel through the Coeur d'Aléne 
Mountains.— Tunnel at Stevens’s Pass of the Cœur d'Aléne Mountains.—Tunnel to the Cœur d'Aléne Mission.—Ccur 
d'Aléne Mission to crossing of Columbia.— Crossing of the Columbia to Seattle, on Puget Sound.—To Vancouver, on the 
Columbia, and thence to Puget Sound.—Estimate of Cost. 
COMPUTATION OF ALTITUDES FROM BAROMETRICAL OBSERVATIONS.— 
TABLES OF HEIGHTS AND DISTANCES.—METEOROLOGICAL REGISTER. 
CHAPTER XVIII. 
Computation of Altitudes from Barometrical Observations. 
Instruments.— Readings reduced to 32° F.— Loss of Field-books of 1853.—Lieut. Abbot’s Table of Horary Oscillations in 
the Des Chutes Valley, Oregon Territory.—Mr. Doty’s observations from Fort Benton to Badger River.—Corresponding 
observations at Fort Benton.—Sergeant Lint's observations at Cantonment Stevens —Abnormal Oscillations. —Computa- 
