“VF” inside a circle is stamped on the back of the tang. Originated in 1892 with Edward Grafmueller as president. By 1902, Boker USA owned controlling interest in the company. They were located in 1899 at 26-42 South Sixth Street, Newark, New Jersey.
By 1902, the firm was at 28 S. 6th Street, with Carl F. Bowker president. By 1920, J.R. Boker was president.
In 1916, the main offices were moved to 101-103 Duane Street, New York City. This address was the same as the H. Boker & Company. The trademark “VF” inside a circle was adopted in 1916. The Valley Forge trademark was used by Boker until about 1950.
c 1916-1950