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1Subjects: “…Archives of the Trades Union Congress…”
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2Subjects: “…Archives of the Trades Union Congress…”
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3by Unión General de Trabajadores de España, Largo Caballero, Francisco,1869-1946Subjects: “…Archives of the Trades Union Congress…”
Published 28 August 1936
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4Subjects: “…Archives of the Trades Union Congress…”