TY - MAP T1 - Preliminary geologic map, cross sections, and summary geochronology of the Anchorage quadrangle, southern Alaska DA - 1990. CY - [Menlo Park, Calif.] : AU - Winkler, Gary R. VL - 90-83 CN - I 19.76: PB - U.S. Geological Survey, PP - [Menlo Park, Calif.] : PY - 1990. N1 - Relief shown by contours and spot heights. N1 - "Contour interval 200 feet" N1 - Black line print. N1 - Includes text, table, 2 cross sections, and location map. ID - 263442 KW - Geological time TI - Preliminary geologic map, cross sections, and summary geochronology of the Anchorage quadrangle, southern Alaska ER -