Keep in mind that a knife’s tang stamp alone cannot be relied upon for a 100% positive identification of age.
There are counterfeits out there, so knowing other details about knives of various eras is also important.
The company grew to be foremost manufacturer of gun sights, competing with rivals such as Lyman, Redfield, Pacific, King, and Williams gun sight companies.
Products expanded to include outdoor goods like a novel safety axe, hunting knives, match safes, compasses and the Marble Game Getter combination gun.
Case & Sons, there have been many different stamps used on its knives.
Below is a picture of where the stamp is located, along with the most common stamps and the years that they were used.
WWII Australian Commando Stiletto, marked "D^D / WE" at the ricasso on one side and "1 ^" on the other. This knife has an alloy type handle and a blue blade.
After 1968 the mark went to "Buck / USA", then to "Buck / 120 /USA".