Very huge vintage German Flag marked Fahnenfabrik Sevelen A. G. 9475 Sevelen SG in good condition.
Well Made cotton duck fabric with heavy corded top with Loops for hanging.
Corners are reinforced. 
A couple of small holes in white fabric 
A small area is torn on one side hem. 
A few discolored areas are noted. 
On the whole it is in really good condition.
The size, quality and rarity of this item makes it unique.