THE SYNTHESIS OF PRECIOUS OPAL.MALES PA.1974; AUSTRAL. LAPIDARY MAG.; AUS; 1974, VOL. 11, NUM. 0002, P. 17 A 22Serial Issue

INCLUSIONS IN OPAL.MALES PA.1973; AUSTRAL. GEMMOLOGIST; AUSTRAL. ; 1973, VOL. 11, NUM. 0009, P. 15 A 16Serial Issue

SYNTHESIS OF DIAMONDS HIGH AND LOW TEMPERATURE/PRESSUREMALES PA.1972; AUSTRAL. LAPIDARY MAG.; AUSTRAL. ; 1972, VOL. 9, NUM. 0005, P. 33 A 35Serial Issue

RUBY CORUNDUM FROM THE HARTS RANGE N.T.MALES PA.1975; AUSTRAL. LAPIDARY MAG.; AUS; 1975, VOL. 11, NUM. 0008, P. 35 A 38Serial Issue

PRECIOUS OPAL FROM MULLUMBIMBY, N.S.W.MALES PA.1972; AUSTRAL. LAPIDARY MAG.; AUS; 1972, VOL. 8, NUM. 0006, P. 13 A 16Miscellaneous

AUSTRALITES- THE TRUE MOONSTONES.MALES PA.1969; AUSTRAL. LAPIDARY MAG.; AUS; 1969(6), VOL. 5, NUM. 0012, P. 9 A 11Miscellaneous

PSEUDOPHITE AND PRECIOUS SERPENTINE.MALES PA.1968; AUSTRAL. GEMMOLOGIST; AUS; 1968(8), VOL. 10, NUM. 0003, P. 13 A 15Miscellaneous

COLOUR AND INCLUSIONS IN AMETHYST FROM WESTERN AUSTRALIAMALES PA.1972; AUSTRAL. LAPIDARY MAG.; AUSTRAL. ; 1972, VOL. 9, NUM. 0002, P. 33 A 37Serial Issue

MICROTEXTURES OF AUSTRALIAN CHALCEDONY, CHERT AND JASPER.MALES PA.1969; AUSTRAL. GEMMOLOGIST; AUS; 1969(8), VOL. 10, NUM. 0007, P. 9 A 14Miscellaneous

THE OCCURRENCE OF PRECIOUS OPAL IN AUSTRALIA.MALES PA.1969; AUSTRAL. LAPIDARY MAG.; AUS; 1969(3), VOL. 5, NUM. 0008, P. 11 A 14Miscellaneous

OPAL IN VOLCANIC ROCK.MALES PA.1968; AUSTRAL. GEMMOLOGIST; AUS; 1968(11), VOL. 10, NUM. 0004, P. 9 A 11Miscellaneous