Editore: Department of Interior, Geological Survey, 1991
Mappa
Condizione: near fine. Open File Report 91-105. An aeromagnetic map of the Beatty quadrangle was prepared from six separate aeromagnetic surveys (4, 5, 6, 9, 10, and 15; fig. 1 and table 1). All available aeromagnetic surveys that are completely or partly within the Beatty quadrangle are shown in figure 2. DM5. Brown Envelope, name written on top right corner, 1:100,000, foldout map near fine.