Bramlette, Milton Nunn (1896-1977) Miser, Hugh Dinsmore (1884-1969) Stany Zjednoczone. Geological Survey
Miser, Hugh Dinsmore (1884-1969) United States of America. Geological Survey.
Hewett, Donnell Foster (1881-?) Katz, Frank James(1883-1930) Stose, George Willis (1869-1960) Miser, Hugh Dinsmore (1884-1969) United States of America. Geological Survey.