Author: WATSON WATT, R.A. and others
Title: The return of radio waves from the middle atmosphere - I
Description: London, Royal Society, 1937. Used - Very Good. VG sewn paperback offprint 1st ed. Reprinted from 'Proceedings of the Royal Society of London' series A no.905vol.161 pp.181-196 July 1937. Thread broken, but binding tight. Photo:.

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