Jacob Dickert, of Lancaster county, Pennsylvania, was a highly accomplished gun maker circa 1755-1822. He made his own lock for the guns he built and also built locks for other gun builders. The Allentown-Bethlehem, Lancaster and Bucks County schools and makers within these schools such as A. Verner, J. Moll, John Rupp, John Knoll, Fordney, Schweitzer and J.P. Beck utilized this style lock.

Features traditional hook type springs, bearing surfaces on tumbler and sear, water resistant pan, cam action, forged mainspring and highly polished internals. Plate measures 5-3/8" x 15/16". Right hand. No. 43008