Sonderkommando 4b
Dates of Existence
1941/1944
History
Special SS units of the Einsatzgruppe C. Sonderkommando 4b is also known as Einsatzkommando 4b, even in reports of the Nazis in 1941.
Sources
The Holocaust : Roots, History, and Aftermath / D.M. Crowe. – Colorado, 2008. – p. 200 Jewish Virtual Library, www.jewishvirtuallibrary.org