Category: History - Other
Pictographs of the North American Indians. A preliminary paper Fourth Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1882-83, Government Printing Office, Washington, 1886, pages 3-256
Distribution of petroglyphs in North America 19 Northeastern rock-carvings 19 Rock-carvings in Pennsylvania 20 in Ohio 21 in West Virginia 22 in the Southern States 22 in Iowa 23 in Minnesota 23 in Wyoming and Idaho 24 in Nevada 24 in Oregon and Washington Territory 25 in Utah...