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- Geological Survey (U.S.)14
- Yale University, degree granting institution8
- Mouvement national congolais3
- Thurman, Wallace, 1902-19342
- 'Alī ibn Aḥmed1
- Alaska. Division of Geological and Geophysical Surveys1
- Andrews, M. C.1
- Apóstol, Alexaner, 1969-1
- Arkansas Geological Commission1
- Association des Bakongo1
- Atchison, C.1
- Baker, E. G.1
- Balthrop, Barbara H.1
- Banco Central de Reserva del Perú1
- Barnhard, T. P.1
- Bedinger, M. S.1
- Bevans, Hugh E.1
- Bickerton, Sean1
- Brown, Charles Daryl, II1
- Brunett, J. O.1