Found 2 collections related to Engels, Friedrich, 1820-1895

Sorge, Friedrich A. (Friedrich Adolf), 1828-1906
Manuscripts and Archives Division | MssCol 2819
.64 linear feet (1 box, 2 volumes)
Letters to Friedrich Adolph Sorge and others from Friedrich Engels, Karl Marx, Johann Philip Becker, Joseph Dietzgen, and others, 1867-1895. Letters from Sorge to The New York Public Library, 1898-1906 Most of these letters have been published in... more
Kelley, Florence, 1859-1932
Manuscripts and Archives Division | MssCol 6303
6.5 linear feet (16 boxes)
The Florence Kelley papers document the professional career and family life of the Progressive-era social reformer. The papers include correspondence with her grandparents Isaac and Elizabeth Pugh, her parents William Bartram Kelley and Caroline... more