Catalog Issue Year Decade: 1960 - 1969 / Sudoc Stem: C 13.22/sec.Da - Blacklight Search Results

Start Over Catalog Issue Year Decade 1960 - 1969 Sudoc Stem C 13.22/sec.Da

1. Quick method for estimating stage of sunspot cycle [with list of references]; by W. B. Chadwlck.

Corporate/Agency Authors:: National Bureau of Standards and Commerce Dept.
Publisher:: National Bureau of Standards
Date:: [1961.]
SuDoc number:: C 13.22/sec.Da:Su 7