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ECONOMIC GEOLOGICAL APPRAISAL OF BRITISH CARBONATE DEPOSITS.CUMMINGS RH; BICHAN HR.1969; COMMONW.MING.METALL.CONGR.PAP.GEOLOGY.SECTION.; 1969, NUM. 0013, P. 1 A 44Miscellaneous

EVALUATION AND DEVELOPMENT OF OFFSHORE OIL AND GAS DEPOSITS.CUMMINGS RH; HAWORTH AJ.sdIN: OFFSHORE WALES CONF.; CARDIFF; 1976; S.L.; DA. S.D.; PP. 1-24Conference Paper

ECONOMIC GEOLOGICAL APPRAISAL OF BRITISH CARBONATE DEPOSITS.CUMMINGS RH; BICHAN HR.1969; COMMONW.MING.METALL.CONGR.PAP.GEOLOGY.SECTION.; 1969, NUM. 0013, P. 1 A 44Miscellaneous