United States Navy Miniature Ship Models manufactured for the U.S. Navy by the South Salem Studios , South Salem , New York. - contract no. Noa(s)- 2351. Used as a teaching aid, the fold open case has 32 slots with some slots holding an individual ship on a wooden base that slides out and others holding two ships. There are a total of 43 ships in this case and they range in size from 3.5" to 8.75". The ship names are stamped into the sides of the ships as well as being written on the wooden bases. Some of the ships include; Pennsylvania, Essex, Iowa , North Carolina, Yorktown, Nevada, Iowa, etc. The case, when closed, measures 27" x 14" x 5.5". When open, the case measures 54.375" x 14" x 2.75". 1 full wooden base and three 1/2 wooden bases are missing. The manufacturer tag is affixed to the upper corner. One of the rope carrying straps is missing. very good.