Beautiful brass cornered set with sliding brass latches in the front as well as keyhole. Inside Tiemann label is from address 63 Chatham St. NY. He was at this address from 1855 - 1864. The case is lined in plush purple velvet. The instruments are all marked Tiemann in identical script. The case has the sliding latches consistent with war time use. Circa 1855 - 1864.