Maps and descriptions of routes of exploration in Alaska in 1898 : with general information concerning the territory

Geological Survey (U.S.)

Sujets

• Alaska
• Maps
• Geology

Informations

• Publié par: les_archives_du_savoir
• Nombre de lectures: 7
• Langue: English
• Poids de l'ouvrage: 10 Mo

Extrait

BAirTH
SCIENCES
ItBRARV55th Congress, SENATE. ( Document
|
Sd Session. (No. 172.J
DEPARTMENT OF THE INTERIOR
STATESUNITED GEOLOGICAL SURVEY
CHARLES D. WALCOTT, DIRECTOR
MAPS AND DESCRIPTIONS
OF ROUTES OF
EXPLORATION IN ALASKA
IN 1898
WITH GENERAL INFORMATION CONCERNING THE TERRITORY
(ten maps in accompanying envelope)
Prkpabkd in accordance with Pubuc Resolution No. 25 of the Fifty-fifth Congress
Third Session, approved March 18991,
PRINTED IN THE ENQRAVING AND DIVISION THEPRINTING OF
UNITED STATES GEOLOGICAL SURVEY
WASHINGTON, D. C.
1899.
rARTH
UDilARlf
Q-EQGRAPHY BEPT— .
CONTENTS.
Page.
Summary of Plans and Results, by The Director 11
Part I. Special Reports of Expeditions.
Report of the Eldridge and RobertSushitna expedition, by Gr. H.
Muldrow 15
General topographic features of the route 15
Geology 19
rormations 19
Granite 19
Sushitna slate series 20
Cantwell conglomerate 20
Kenai series 20
Recent deposits 21
Eruptives 21
Structure 21
Mineral resources 23
Gold 22
'.
Coal 22
Possibilities of agriculture 24
Clinaate 24
Temperature and weather observations in 1898 25
Weather conditions in 1897 25
Routes to the interior 26
Magnetic 27variations, Sushitna River, 1898
Report of the Kuskokwim exjoedition, by J. E. Spurr and W. S. Post. 28
Itinerary 28
Topography 29
Cook Inlet. 29
Skwentna region 30
Kuskokwim 30region
Kanektok region 31
Togiak region 31
Nushagak region 31
Naknek region 31
Population 31
Climate 32
Vegetation and birds 33
Game and fish 34
Geology 34
R6sum6 36
Mineral resources 36
Land and water 37routes
(
991165CONTKNTS.4
Page.
38of (listjincos iiloii}; route from Tyoiiek to KutinaiTablf
IHllH 39Mn;;ii(>tic variations, soutliwcstcrn Alaska.
TananaReport on tlu" rcjfion Itctwccn Hesurrcction Hay and the
( 40Kiver. l>y W. '. Mendenliall
40Introdnetion
41(itH);rniphy and topojcraphy
('(K)k Inlet and I'rince William JSound 41
(leneral toi)o;j:ra|)hy 41
43Routes
44Metliods of t ravel
45Ueneral j^eolo^fv
Sunrise 45series
45Atre
46Matanuska series
Age 46
Greenstone series 46
Tanana series 46
Known {jold districts 47
Tnrnajj:ain Arm 47
Matanuska Valley 47
(General gravel sheet 47
Coal \ 48
Timber and j^rass 48
Game 49
Climate 49
Aprrieulture 50
Inhabitants 50
Report on Prinee William Sound and the Copper River refjion, by
F. C. Schrader 51
Itinerary 51
'.Geography 53
Pojiulation 52
I'rince William Sound natives 52
Prince whites 52
( 'opper River natives 52
Prospectors and explorers 53
Climate 53
Prince William Sound 53
Valdez sununit 54
Copper River district 54
Animal life 54
Kish 54
(Quadrupeds 54
Birds 54
Insects 55
Vegetation 55
Prince William Sound 55
Copper River district 55
Topography 55
Geology 57
Orca series 57
Valdez series 57
Age of the Valdez and Orca series 57