Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, April 1988
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Geology topics
John B. Townshend
Publications and source records attributed to John B. Townshend.
Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, May 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, June 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, July 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, August 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, September 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, October 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, November 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, December 1988
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, January 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, February 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, March 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, April 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, May 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, June 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, July 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, August 1987
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Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, September 1987
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