U.S. Coast and Geodetic Survey. Magnetic Observatory (Honolulu, Hawaii), Hazard, D. L., McFarland, W. N., & U.S. Coast and Geodetic Survey. Magnetic Observatory. (1909). Results of observations made at the Coast and Geodetic Survey Magnetic Observatory near Honolulu, Hawaii. U.S. G.P.O..
MLA CitationU.S. Coast and Geodetic Survey. Magnetic Observatory (Honolulu, Hawaii), et al. Results of Observations Made at the Coast and Geodetic Survey Magnetic Observatory Near Honolulu, Hawaii. U.S. G.P.O., 1909.
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