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Ruark, J. R. (Nombre personal)
Machine generated authority record.
Work cat.: (OSt): Ruark, J. R., Gas combustion retorting of oil shale under Anvil Points lease agreement, 1971
Machine generated authority record.
Work cat.: (OSt): Ruark, J. R., Gas combustion retorting of oil shale under Anvil Points lease agreement, 1971