Early Soviet missions add-on for Soviet Corps.

16-6 release version v0.01

32-7 v0.02 with German localization

v0.05 

Ingame message added in Szack mission
Ingame message added in Viipuri mission at turn 2
Expanded existing ingame message in Viipuri mission 
Brody mission added to campaign
Mogilev41 mission added to campaign

v0.051

Campaign updated with Soviet Corps UI, thanks to Andrewnator.