REVIEW OF PRECAMBRIAN PALEOMAGNETIC DATA FOR EUROPESPALL H.1973; EARTH PLANET. SCI. LETTERS,; NETHERL.; DA. 1973; VOL. 18; NO 1; PP. 1-8; BIBL. 1P.; 2 ILL.Serial Issue

PALEOMAGNETISM AND PRECAMBRIAN CONTINENTAL DRIFTSPALL H.1972; IN: 24EME CONGR. GEOL. INT. MONTREAL, 1972; GARVENDALE, QUE.; HARPELL'S PRESS; DA. 1972; VOL. 3; PP. 172-179; BIBL. 1P.Conference Proceedings

PALEOMAGNETISM OF BASEMENT GRANITES OF SOUTHERN OKLAHOMA AND ITS IMPLICATIONS;PROGRESS REPORT.SPALL H.1968; OKLAHOMA GEOL. NOTES; USA; 1968(4), VOL. 28, NUM. 0002, P. 65 A 80Miscellaneous

PALEOMAGNETISM AND K-AR AGE OF MAFIC DIKES FROM THE WIND RIVER RANGE, WYOMING.SPALL H.1971; GEOL. SOC. AMER., BULL.; USA; 1971(9), VOL. 82, NUM. 0009, P. 2457 A 2472Miscellaneous

PALEOMAGNETISM AND PRECAMBRIAN CONTINENTAL DRIFTSPALL H.sdIN: 24E CONGR. GEOL. INT. MONTREAL, 1972; OTTAWA 24E CONGR. GEOL. INT. ,1972, VOL. 3, P. 172 A 179Miscellaneous

On shaky ground = Sur le sol tremblantSPALL, H.New scientist (1971). 1990, Num 1716, pp 56-61, issn 0262-4079, 6 p.Article

PALEOMAGNETIC DATA FROM UNIT 13, DVPD HOLE 2, ROSS ISLAND.MCMAHON BE; SPALL H.1974; ANTARCT. J.U.S.; U.S.A.; DA. 1974; VOL. 9; NO 5; PP. 229-232; BIBL. 11 REF.Article

SOME CURIOUS MAGNETIC RESULTS FROM A PRECAMBRIAN GRANITE.SPALL H; NOLTIMIER HC.1972; GEOPHYS. J. R. ASTR. SOC.; GBR; 1972, VOL. 28, NUM. 0003, P. 237 A 248Miscellaneous