Reference | {Deposit:: USGS PROFESSIONAL PAPER 1, P. 91-92.}{Deposit:: USGS BULL 259, P. 66.}{Deposit:: USGS BULL 347, P. 160-161}{Deposit:: USGS BULL 480, P. 70.}{Deposit:: ADGGS GEOLOGIC REPORT 17, P. 11-12}{Deposit:: USGS MF 433.}{Deposit:: USGS OF 78-869, P. 48-49.} |