Knox & Shain  (1855-1920)

Philadelphia, Pennsylvania

Joseph Knox (1805-1877)

Henry M. Knox (1841-1927)

Charles J. Shain (1822-1891)

 

Knox & Shain are first listed in Philadelphia directories:  1855 Knox & Shain, mathematical instrument makers, 46-1/2 Walnut (Joseph Knox & Charles J. Shain).  The partnership continues until 1876 at 716 Chestnut.  In 1878 Knox & Shain, mathematical instrument makers, 716 Chestnut (Henry M. Knox & Charles J. Shain).  This partnership continued until 1891 when Charles J. Shain died in Atlantic City.  The firm name continued until 1929.