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Volcanic stratigraphy of the Quaternary rhyolite plateau in Yellowstone National Park
Robert L. Christiansen, H. Richard Blank Jr.
1972, Professional Paper 729-B
The volcanic sequence of the Quaternary Yellowstone plateau consists of rhyolites and basalts representing three volcanic cycles. The major events of each cycle were eruption of a voluminous ash-flow sheet and formation of a large collapse caldera. Lesser events of each cycle were eruption of precaldera and postcaldera rhyolitic lava...
Water resources data for California, 1971; Part 1, Surface water records; Volume 2, Northern Great Basin and Central Valley
Water Resources Division, U.S. Geological Survey
1972, Water Data Report CA-71-1-2
Surface-water records for the 1971 water year for California, including records of streamflow or reservoir storage at gaging stations, partial-record stations, and miscellaneous sites, are given in this report, Records for a few pertinent gaging stations in bordering States also are included. The records were collected and computed by the...