PLACER COUNTY. 



537 



DUTCH FLAT AND NEIGHBORHOOD 



*W. & P. Nicholls's banking office, Dutch Flat . . • • • • 



^Junction of white and blue gravel at Polar Star mine 



^Bed-rock at Polar Star mine . . . . ' 



*Bed-ropk at Southern Cross mine . 



Mouth of Teaffa shaft 



Mouth of Dutch Flat Tunnel, on Bear River side of diggings 



■ 



Average rim-rock at Thompson Hill . 



Mouth of deep shaft in Dutch Flat Canon 



Edge of west rim-rock, Squire's Canon 



Point on ridge between Squire's Canon and Bear River, near the end of the gravel 



Rim-rock at most westerly gravel opening on " Plug Ugly " Hill 



Top of " Plug Ugly " Hill 



•Top of gravel at north end of " Plug Ugly " Hill 



Level of tailings in Bear River (November, 1879) at Dutch Flat and Little York road 



crossing . 



3159 

 3225 

 3075 

 3054 



3137 

 3099 



2848 



2931 



3047 



2963 



3072 



3251 



3183 



Level of tailings in Bear River (November, 1870) at Dutch Flat and Little York road crossing 



2549 



2452 





POINTS NEAR SUMMIT STATION AND LAKE TAHOE. 



Top of Devil's Peak .....••••• 

 Level of spring at divide between Summit Valley and ice-houses .... 



Point above and east of Summit Station, level with base of lava in Summit Gap 

 " Glacial Point," near Summit Station, level with base of lava on mountain south of railroad 

 Top of lava cliff bearing N. 75° E. (magnetic) from Summit Station .... 

 Base of lava on Snowy Mountain, southerly from Summit Station 



Top of Snowy Mountain 



Smith and Bedding's soda springs 



Base of main lava cliff, " Three Prong " 



Top of " Three Prong " .... . ....". 



Top of "Granite Chief" . • * « 



Squaw Valley Pass 



Ranch house in Squaw Valley • 



Highest summit of Knoxville cliffs, opposite Squaw Valley 



Volcanic bench between Truckee River and " Pluto " 



Top of Pluto 



Point on spur from cliffs on ridge next south of Blackwood's Creek .... 



Blackwood's Cliffs, four miles southwest of McConncll's « 



7758 

 6941 

 7341 



7722 



8154 



7537 



8425 



G175 



7755 



9000 

 9144 



8771 

 6304 



7900 

 7178 

 8633 



7489 

 8278 



