'How to make an atom bomb', Harpers
Tags: 1940s; 1949; 1949-12-1; Aeronautics and Aerospace; Atomic bomb; Campbell, J. A.; Engineering; Nuclear weapons information; Research
'What�s become of those small planes?', Harpers
Tags: 1940s; 1949; 1949-12-1; Aeronautics and Aerospace; Aircraft industry; Douglas, Albert; Engineering; Private planes; United States
'The dogged retreat of the doctors', Harpers
Tags: 1940s; 1949; 1949-12-1; American Medical Association; Mayer, Milton Sanford; Medicine; National health insurance; Physicians; Political activity; Pressure groups; Staffing, Funding and Institutions; United States
atom, dcmes-xml, json, omeka-xml, rss2
