Typescripts in Russian and English of PETERBURGESKII SOVET BEZRABOTNYKH, 1906-1907 (THE SOVIET OF THE UNEMPLOYED IN PETERSBURG..). Both copies have handwritten corrections, probably in the hand of Woytinsky's wife, Emma S. Woytinsky. In addition there is one folder of photocopies of miscellaneous printed materials, mostly in Russian.
The papers comprise correspondence, documents, institutional files, writings, lectures, memoirs, research notes, photographs, third party materials, printed materials, periodicals, microfilms, audio material, and digital files accrued by historian and professor emeritus of Columbia University, Leopold H. Haimson, during his professional life.