01379oem 2200421I 450 991070232350332120121228144043.0(CKB)5470000002426926(OCoLC)822230927(EXLCZ)99547000000242692620121220d2011 ca engb|||||||||||||||||||||durcn|||||||||rdacontentrdamediardacarrierDouglas quadrangle, Arizona--Sonora 7.5-minute series /produced by the United States Geological Survey[Reston, Virginia] :U.S. Department of the Interior, U.S. Geological Survey,2642011.1 online resource (1 map) colorRelief shown by contours and spot heights.Title from title screen (viewed Dec. 18, 2012)."Contour interval 20 feet."Includes location map and index of adjoining quadrangles.Douglas quadrangle, Arizona--Sonora Douglas (Ariz.)MapsCochise County (Ariz.)MapsSonora (Mexico : State)MapsMaps.lcgftGPOGPOGPOBOOK9910702323503321Douglas quadrangle, Arizona--Sonora3531406UNINA