CIVIL WAR ERA SURGEON KIT CONVERTED TO 1851 COLT NAVY CASE: Circa mid 19th century Kuhlman Surgical Instruments surgeons medical kit with an early conversion to fit a 1851 Colt navy pistol. Mahogany case with brass corners on top. Purple felt lined. Measures 2 7/8'' high x 16 1/4'' x 6 1/4''.