Limenda Shipbuilding and Repair Factory at Kotlas, Russia building screw steam tugs in 1946-1947 according to a CIA report dated 7 July 1952

An item reported that the Limenda Shipbuilding and Repair Factory at Kotlas, Russia was part of the Ministry of the River Fleet although it was not confirmed that the yard was exclusive building for this ministry and not for other ministries. The yard was to build in 1946-1947 10-200 hp screw steam tugs of which two were handed over in 1948.

Source
The report was published on www.archive.org, document number CIA-RDP83-00415R009500210002-1