Condit, Daniel Dale (1886-?) Stany Zjednoczone. Geological Survey
Condit, Daniel Dale (1886-?) Stany Zjednoczone. Geological Survey
Condit, Daniel Dale (1886-?) United States of America. Geological Survey.
Lupton, Charles Thomas (1878-1935) Condit, Daniel Dale (1886-?) Stany Zjednoczone. Geological Survey
Condit, Daniel Dale (1886-?) Finch, E. H. Pardee, Joseph Thomas (1871-1960) Stany Zjednoczone. Geological Survey