







532 



BAROMETBIC ALTITUDES. 



Crest of ridge between Otter and Cafion Creeks, on trail from Georgetown to Kentucky Flat 3327 

 Crossing of Otter Creek, on trail from Georgetown to Kentucky Flat .... 



Bed-rock, hydraulic ground, Kentucky Flat . . ... 



Lowest bed-rock in quartz boulder pit, Kentucky Flat ....... 



Bed-rock, Tipton Hill . ........... 



Works's ranch .............. 



Crest of sag, where road crosses Tunnel Hill, over line of proposed ditch 



Crest of Tunnel Hill, highest point reached by the road ....... 



* 



Dark Canon Hotel ............. 



Forney's, Pilot Creek . . . . . . . . 



Bed-rock, Flora's mine ............ 



Volcanoville .............. 



Mouth of Oak Grove tunnel, above Volcanoville ....... 



Crest of ridge, back of Oak Grove tunnel . 



" Shoe Fly " claim, Missouri Canon .......... 



Buckeye Sucker claim, near Mt. Gregory . . . . . . . . 



Mt. Gregory 



Crest of ridge between Kentucky Flat and the South Fork of the Middle Fork 



/ 



Bottom of canon of the South Fork of the Middle Fork of the American River, just below 



mouth of Long Canon, on trail from Kentucky Flat to Blacksmith Flat 

 Crest of main spur between mouth of Long Canon and the Middle Fork of the Middle Fork 



Bed-rock, Wilcox's claim, Long Cafion . 

 Wilcox's Meadows, Long Canon . . 



Crest of high peak, south of Wilcox's Meadows 



2781 

 3233 

 3220 

 3186 

 3386 

 4043 

 4205 

 4229 

 4173 

 2530 

 3081 

 2867 

 3385 



9 



096 



3206 

 3525 

 3513 



1242 



3480 



3831 



of the American River . . 

 Charles Jarrad's house, Blacksmith Flat 



Crest of main ridge, at point bearing N.5°W. three quarters of a mile from Blacksmith Flat 4840 



Wilcox's, Forks of Long Canon 4342 



4466 

 . 5344 



*••••»•* Out) I 





PLACER COUNTY. 



POINTS ON THE SOUTH SIDE OF THE FOREST HILL DIVIDE, AS FAR AS MICHIGAN BLUFF. 



United States Hotel, eight miles below Forest Hill 



Mouth of "Big Channel " shaft, Peckham Hill . 



Todd's Valley, centre of town 



Crest of ridge, near North Star House, one mile below Todd's Valley . 



Bed-rock, bottom of Pond's claim, Todd's Valley .... 



. 2156 

 2349 



. 2750 

 2851 



. 2770 



