152 SPIRIT LEVELING. [bull. 185. 
Feet. 
Milepost D 124, spike in, in Grouse Gulch 3,031.20 
Milepost D 123, 25 feet northeast of; 35 feet northeast of track; tele- 
phone pole, spike in ... 3,122.69 
Milepost D 122, opposite, 6 feet west of track; spike in post 3, 196. 01 
Mullan, 15 feet west of depot, at base of steps and at corner of sidewalk; 
iron post, marked " 3244 S " 3,244.301 
Mullan, 3 miles east of; 40 feet north of track; opposite milepost D 121, 
telephone pole, spike in. .__ 3,268.41 
Milepost D 120, spike in 3,355.69 
Milepost D 119, spike in 3,459.89 
Milepost D 118, spike in ,. 3,572.86 
Trestle 71, east end of; spike in telephone pole 3,691.01 
Mullan, 4.3 miles east of; 30 feet east of crossing of highest track on 
switch back; railroad crossing post, spike in 4, 385. 94 
Milepost D 111, spike in ... 4,455.15 
Milepost D 110, spike in ■_ . 4,642.62 
Lookout, 30 feet west of depot, 250 feet south of the Idaho-Montana 
State line; iron post, marked "4727 S" 4,726.714 
WALLACE, VIA NORTHERN PACIFIC RAILROAD, GEM AND BURKE, TO 
GLIDDEN PASS. 
Milepost 1. between Oregon Railway and Navigation Company Railroad 
and Northern Pacific Railroad tracks; spike in , . - . 2, 856. 01 
Milepost 2, spike in ..;_. 2,991.98 
Milepost 3, 40 feet northwest of; telephone pole, spike in 3, 127. 55 
Granite, opposite Granite Mill, 10 feet north of Canyon Creek; pine 
stump, spike in root of . . . 3, 167. 65 
Gem; in granite bowlder, 5 by 5 by 4 feet, 725 feet east of Granite Mill. 6 
feet west of house, on fence line 45 feet north of Northern Pacific 
Railroad, 20 feet north of wagon road; aluminum bolt, marked 
"3197 S - ' 3,196.491 
Gem ; spike in milepost 4 3, 284. 56 
Helena Frisco Mill; in front of; ground . 3, 308 
Mammoth Mill ; track below Mammoth compressor 3, 427 
Milepost 5, spike in __ 3, 447. 33 
Standard Mill ; track elevation under tramway ... 3, 549 
Mace; milepost 6. spike in . . . 3,637.77 
Burke; 180 feet west of Northern Pacific depot, 15 feet north of track, 
15 feet east of house, 17 feet northeast of telephone pole, 60 feet west 
of road crossing, 10 feet north of wagon road, in rock at base of cliff; 
aluminum tablet, marked " 3736 S " 3,736.103 
Burke, Northern Pacific depot; top of rail in front of 3, 470. 4 
Burke, eastern part of; 0.6 mile northeast of east entrance to Gorge 
Gulch, 20 feet south of road, 12 feet south of fence, 15 feet north of 
Canyon Creek; spike in telephone pole 3, 830. 82 
Burke, 1.6 miles northeast of; south of Tiger Poorman electric station, 18 
feet north of wagon road; spruce tree, spike in 4, 099. 78 
Burke, 3 miles east of; 100 feet north of flume, 1 foot south of road; fir 
tree, 4 inches in diameter, spi ke in root of _ 4, 783. 11 
Burke, 4 miles east of; 2 feet north of road; balsam tree, 5 inches in 
diameter, spike in root of _. 5, 162. 45 
Glidden Pass, summit of Bitterroot Mountains, 15 feet east of road; in 
white limestone pillar, 5 by 6 inches at top, projecting 4 inches above 
ground; aluminum tablet, marked " 5768 S." 5,767.742 
