J. R. Heirtzler

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Photographic atlas of the Mid-Atlantic Ridge Rift Valley

J. G. Moore

Synoptic measurements of geomagnetic field spectra

J. R. Heirtzler

Simultaneous geomagnetic measurements on an ice island surface and 1000 feet below

J. R. Heirtzler

Magnetic anomalies caused by two-dimensional structure

J. R. Heirtzler

Vema cruise no. 16 geomagnetic measurements

J. R. Heirtzler