O. C. L.
Oneida Community Ltd. made both the U.S. Model 1917-1918 Trench Knife and the U. S. Mark I Trench Knife. Reference for these knives is Cole III p. 22-24, No. 2.
Name: O. C. L. U. S. Mark I Trench Knife
Description: This is an extremely rare Oneida Community Ltd. US Mark I Trench Knife that went into production about the time WWI ended and so only a few grips and prototype knives were manufactured. These knives did not have scabbards. The specimen has a 8 inch double-edge blade and the OCL brass grip. Reference is the Adrian Van Dyk Knife List #115, p. 8, # 56 and Cole Book III p. 26, No. 4.
Name: O. C. L. U. S. Model 1917-1918 Trench Knife
Description: Oneida Community Limited made this US Model 1917-18 Trench Knife although their production numbers were low and an OCL is a rarer specimen. Reference is Cole III p. 22-4 No. 2. Accompanied by the issue Jewell Scabbard.