German Eye Brand I think, other side says Carl Schlieper Solingen

Carl Schlieper / German Eye Brand -3 Blade Whittler Pocket Knife +

GERMAN EYE BRAND CARL SCHLIEPER JUMBO WOOD SODBUSTER KNIFE

Eye Brand Post Oak Knife Co.

Eye Brand Carl Schlieper Large Congressman No. 60 4 blade brown

Hunting knife

GERMAN EYE BRAND CARL SCHLIEPER WOOD SODBUSTER KNIFE 99JR SOLINGEN

Carl Schlieper / German Eye Brand -1 Blade Folding Pocket Knife +

German Eye Brand Carl Schlieper Congress Mother of Pearl

Eye Brand Post Oak Knife Co.

Carl Schlieper - Wikipedia

Vintage Carl Schlieper Folding Pocket Knife Steel SOLINGEN Eye