£ 
5 
C, 
ALTITUDES OF POINTS IN THE AURIFEROUS GRAVEL REGION OF 
THE SIERRA NEVADA, IN FEET, ABOVE THE SEA-LEVEL. 
TUOLUMNE COUNTY. 
Street level, front of Hathaway’s drug-store, Columbia 
Street level at Post-office, Shaw’s Flat 
Top of Table Mountain, above Valentine’s shaft ‘ : ‘ : : 
Top of Table Mountain, about a mile and a half, S. 45° W. (magnetic), from Columbia 
Top of Table Mountain, about a mile and a half, S. 65° W. (magnetic), from Columbia, 
left bank of Stanislaus River . : ri . - 
CALAVERAS COUNTY. 
Lowest water in Stanislaus River, at Abby’s Ferry . 
W. H. Robinson’s house 
Summit of Table Mountain on stage road from Vallecito to Abby’s Ferry . 
Summit of trail over Table Mountain from Murphy’s to Pine Log 
Lowest wheel at shaft, Douglass Flat 
Summit of Bald Mountain 
Floor of hotel at Altaville 
Lower floor of hotel at Angel’s . 
Summit of hill of volcanic breccia, about two miles north (magnetic) of Vallecito 
Street level front of Sperry’s hotel, Murphy’s 
AMADOR COUNTY. 
J. D. Mason’s house, Buena Vista, Jackson Valley 
Summit of Jackson Valley Buttes 
Arcade House, Ione City 
- Bed-rock, south end of Tunnel Hill, near Jackson 
Bridge over Mokelumne River, between Jackson and Mokelumne Hill 
2137 
2111 
2214 
2247 
2369 
879 
1761 
2175 
2515 
1986 
1801 
1577 
1394 
2569 
2191 
