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Minneapolis Tribune
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Civil Defense -20- 1953 Did test atom bombs fall in Minnesota? Report has state guessing Feb 20;1;2-7 City civil defense has over 11,000 volun- teer workers Mar 1;17G;4 Civil Defense wardens named Mar 6;8;6 Fire station asked for civil defense unit Mar 10;28;2 Biochemist named to defense post Mar 13;19;5 Rural observer posts are alert 'just in case' Mar 22;10UM;4 City civil defense chief to push shelter - program Mar 24;10;4