The Mercator and OTTER knife, these two terms are closely related. Now there is also a knife that shows this connection., We have reissued the Otter
Otter Mercator Solingen K55 Brass Large Folding Knife German, Stainless Steel, Leather Lanyard - KnifeCenter - 10726LB
Otter Mercator Knife
Pocket Otter - Canada
Bushcraft Canada - Mobile
Brass Otter
Otter - Messer Mercator Brass Large Carbon : Sports & Outdoors
Mercator knife, Brass handle
OTTER-Messer Knives : Blades Canada - Warriors and Wonders - Vancouver, BC
Douk Douk - Singapore
Douk Douk - Hong Kong
Otter Mercator Multi Folding Knife Large - German Knife Shop