Ancient american petroglyphs in an 1884 book by Col. Gallery indictate that ancient man may have hunted some really big game; dinosaurs.

1. Did Ancient Americans Hunt Sauropod Dinosaurs Along with Deer , Sheep, Bison and Mammoth? What Can We Learn From Ancient American Petroglyphs? www.s8int.com By Chris Parke r

2. Picture Writing of the American Indian Col. Mallery, Garrick (1831-94) army officer and ethnologist. In 1877 he was assigned to the U.S. Geographical and Geological Survey to study Indian drawings. He retired from the army in 1879 to work as a civilian on the staff of the Bureau of Ethnology In 1884 he published “Picture Writing of the American Indians” in two Volumes containing 822 pages, 54 plates, and 1290 illustrations, still the definitive work on ancient American picture writing; petroglyphs, drawings and pictographs. The book was Reprinted in 1972, in 2 vols, by Dover Press.

6. Picture Writing of the American Indian Rio San Juan Petroglyph

7. Picture Writing of the American Indian Rio San Juan Petroglyph