[1] Data on Holocene tephra (volcanic ash) deposits in the Alaska Peninsula and lower Cook Inlet region of the Aleutian volcanic arc, Alaska, 1999

Riehle, J. R., Meyer, C. E., and Miyaoka, R. T., 1999, Data on Holocene tephra (volcanic ash) deposits in the Alaska Peninsula and lower Cook Inlet region of the Aleutian volcanic arc, Alaska: U.S. Geological Survey Open-File Report 99-0135, 5 p.