ARCH HOLOGY OF WYOMING 107 
Hills; thence westward across the treeless sheep and cattle country to 
Sheridan, near the Big Horn Mountains; thence southward to Casper. 
Besides taking photographs, making observations and securing notes 
from the scattered inhabitants of the region regarding archeological 
sites, pictographs, petroglyphs, prehistoric quarries and artifacts, several 
rather important places were discovered. 
A large quarry was found where the early inhabitants of the region, 
BREASTWORK MADE BY INDIANS IN A ROCK-SHELTER. 
Oil Creek, Black Hills, Wyoming. The walls bear petroglyphs. 
who, at that time, must have been unaffected by contact with the white 
race, secured stone out of which to make their knife-blades, spear-heads, 
arrow-points, scrapers, drilis and similar implements. This quarry 
was located on the southern end of Browell Hill, which in the East would 
be called a considerable mountain, about a mile east of the junction of 
Hat Creek and Old Woman Creek. ‘There were numerous pits in the 
