Socialist History - Reading/Berks PA - Darlington Hoopes, Reading PA attorney and Socialist Party candidate for President in 1952 and 1956. | Facebook
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Keynote address of Frank P. Zeidler at the National Convention of the Socialist Party of the United States - Socialist Party Collection - Collections hosted by the Milwaukee Public Library
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Hoopes Bro. & Darlington, Inc. Records, 1868-1959 | Lemelson Center for the Study of Invention and Innovation
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