Whatever happened to Tucson's civil defense? Author L.W.Cheek Article Date June 23, 1973 Journal Title Ole (Tucson Daily Citizen)
They check the sky Article Date April 21, 1957 Article Abstract The work of the plane spotters and the Tucson Filter Center Journal Title Ariz Days & Ways
The governor and the colonel Article Date January 1962 Article Abstract Comment on official reaction to statements made by the state civil defense director Journal Title Ariz Frontier
Should we know all the facts about civil defense Author J.E.McDonald Article Date February 1962 Journal Title Point West