LDGSL/1037/BULLARD | Letters to Leonard Hawkes from Edward Crisp BULLARD | 1952-1963 | |
LDGSL/1037/BULLARD/1 | Letter to Leonard Hawkes from Edward Crisp BULLARD | 7 Feb 1952 | |
LDGSL/1037/BULLARD/2 | Letter to Leonard Hawkes from Edward Crisp BULLARD | 12 Jan 1955 | |
LDGSL/1037/BULLARD/3 | Letter to Leonard Hawkes from Edward Crisp BULLARD | 13 Aug 1963 | |
LDGSL/1107/A/1/1 | California Institute of Technology (Caltech), 1967 | Dec 1966-Jul 1967 | 
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LDGSL/1107/A/1/2 | Institute of Geophysics and Planetary Physics, University of California, 1967 | 1965 | 
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LDGSL/1107/A/1/3 | Lamont Geological Observatory, 1967-1968 | Dec 1967-Feb 1968 | 
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LDGSL/1107/A/1/4 | Princeton University, 1968 | Mar-May 1968 | 
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LDGSL/1107/A/1/7 | California Institute of Technology (Caltech), 1969 | Apr-Jun 1969 | 
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LDGSL/1107/A/1/8 | Institute of Geophysics and Planetary Physics, University of California, 1969 | Jul-Aug 1969 | 
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