Uncompleted Soviet submarine with supply ship seen on the Dvina, Russia. according to a CIA report dated 12 September 1958

An item reported a submarine still covered in read lead and a supply ship in the Divina river in the Archangelsk area on 3 or 5 June 1958.

Source
The report was published on www.archive.org, document number CIA-RDP80T00246A043900700001-7