GEOLOGIC AND TOPOGRAPHIC MAP 
OF THE 
NORTHERN PACIFIC ROUTE 
From St. Paul, Minnesota, to Seattle, Washington 
Base compiled from United States Geological Survey Atlas 
Sheets, from railroad alignments and profiles supplied by 
the Northern Pacific Railway Compan, 
information collected with the assistance of this company 
UNITED STATES GEOLOGICAL SURVEY 
GEORGE OTIS SMITH, DIRECTOR 
David White, Chief Geologist R. B. Marshall, Chief Geographer 
1915 
Ei map with a name in parenthesis in the 
lower “loft corner is is mapped in detail on the U. S. G. S. Topographic 
Sheet of that ni 
BULLETIN 611 
18° 
17° 30 Sheet No. = 
Espencle@” \) 
pF waukon 
oe” \ Mss W 
r Nc A 
4 eF 
oy 7 vert Marshailim 2 
4 
Galena > Sa) A 
1S 
Jamieso rt c 
tax’ 
EL. 2127, 
£ 4 NAY 
[Seteer . 
A 
> 
30 7 a a 
— = 3 
*, y 9K : 
JR (EX S 
s- \ i = 
; ON 
= 
oo 
iM 
lo 
a 
9 
ee Cre& 
2 geteng “2000 
i) 
N [ce 
is} 
< EXPLANATION 
x 
v 
= E ma é A Glacial outwash gravel and sand Quaternary 
S Coker . oe Big Swamp. ff Py Cr D_ Light-colored clay (Ellensburg formation) 1. Tertiary 
+- 20 Ae 9 Rockwell J E_ Lava flows (Yakima basalt) J (Miocene) 
wy 4 Ee KS ad J Gneiss and schist 
“4 EL.1822 eg 
E SE 
‘ 
4 
> 
§ Su. <4 \e) 
& ane 6? 
; e? 
Ry ‘> 
Pp 
477 pi 0° 
) 
cad 
¢ 
1 
Scale 500,000 
Approximately 8 miles to | inch 
Sh. Sasi: eee eee LSS, BO OR cctp: 
Pe 8 nes 10 ae 20 25 30Kilometers 
Contour interval 200 feet 
Th St. Paul Minnesot: 
The crossties on the railroads are spaced ! mile apart 
ne > ’ 
18° 117" 30 
on 
SHEEET No. 22 
RANE AOR 
WASHINGTON 
2 \ ea 8 
30" 
