Variations of the E-layer
By: by Donald H. Menzel and John G. Wolbach
Contributors: Wolbach, John G.; Air Force Cambridge Research Center (U.S.). Geophysics Research Division
Series: Scientific report / Harvard University, Solar Department of Harvard College Observatory -- no. 19; Scientific report (Harvard College Observatory. Solar Department) -- no. 19
Publisher: Solar Dept. of Harvard College Observatory, Harvard Univ.
Published: 1954
Place of publication: Cambridge, Mass.]
Language: eng
Subjects: E region; Observations; Lower ionosphere
Notes: Research supported and sponsored by the Geophysics Research Division of the Air Force Cambridge Research Center.

"Published under ARDC contract AF19(604)-146."