Sold at Auction: FOUR GERMAN WORLD WAR ONE AND TWO BOOT or TRENCH-KNIVES, ONE SIGNED 'HUGO KOLLER, SOLINGEN',
Stewarts Military Antiques - - German WWI Fighting Knife & Scabbard, Hugo Koller - $225.00
Hugo Koller 7.5" Carving Knife Carbon Steel Ebony from Solingen German – Bernal Cutlery
Split back whittler Hugo Koller, Germany | Knife making, Knife, Pocket knife
Hugo Koller stag lock back knife stainless blades
Hugo Koller Pocketknife, “Zipper” RARE ! | eBay
WW1 Imperial German Trench Knife with 142mm long double edged blade maker marked Hugo Koller, Solingen. Overall length 265mm. Wooden grip with five possible "kill" notches carved into it. Complete with scabbard
Value of Rare HUGO KOLLER COCA-COLA Solingen Germany Cracked Ice Half-Whittler Knife | iGuide.net
Hugo Koller | Knife, Swiss army knife, Pocket knife
Hugo Koller - Etsy
Sold at Auction: FOUR GERMAN WORLD WAR ONE AND TWO BOOT or TRENCH-KNIVES, ONE SIGNED 'HUGO KOLLER, SOLINGEN',