Construction status of the German submarine U 686 in July 1944

List of planning with deadlines for new construction of warships by German shipyards in July 1944. Type VII C. Yard Howaldtswerke, Hamburg. Yard number 835. Date building ordered 25 August 1941. Date completion open. Remarks none.

Source

Deutsches Historisches Institut Moska. Records 500 findbuch 12453-file 147.