Geological Literature Search (GEOLIS) (Geological Survey of Japan / AIST)
Authors=William J. Breed, Vern Stefanic, George H. Billingsley
pages=1v., 2 sheets
Publish_year=1986
Publisher=American Association of Petroleum Geologists
Language_of_Text=EN
note=付図 Geological Map of the Bright Angel Trail, Grand Canyon, Arizona 1:4,800 ; 大きさ（95 × 23 cm） ; 矩形範囲情報（左下緯度 = 36.2333, 左下経度 = -112.05, 右上緯度 = 36.2333, 右上経度 = -112.05）
ID=90006128