36 books
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, August 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, September 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, November 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, October 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, March 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, June 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, July 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, April 1979
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, June 1982
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, April 1981
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska, May 1979
Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska