* 1881 —
Jenny Marx (Karl's wife) died in December 1881
Major Works
Notes on Wagner (Bilingual)
Mathematical Manuscripts
Correspondence
Minor Works
Letter to Vera Zasulich
Articles for The Labour Standard, Engels
Notes on Adolph Wagner's “Lehrbuch der politischen Ökonomie”, Marx
To the Editor of The Daily News , Marx & Engels, 1 April
Ethnographical Notebooks, Marx 1880-1881-1882