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Working classes -- United States -- Health and hygiene.

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PRA Archive #sort descending Title Description Genre Broadcast Date
BC1273 Health hazards in the workplace : hearings on industrial health / moderated by Tony Mazzacchi.

Susan Daum, Davie Wegman and Sidney Wolfe discuss and answer questions posed by union...

KPFK, 2 Dec. 1972.
CSVWorking classes -- United States -- Health and hygiene.