US Navy Petty Officer First Class MS1 or Mess Management Specialist also known as a culinary specialist CS. US Navy Petty Officer First Class Patch or E-6 has embroidered white eagle (crow) at top and a three red chevrons on dark blue wool fabric. The center symbol is a cook's book with the cover binding. The specialty represents the culinary and hospitality branch of the Navy. Now in 1975 the Navy merged the Commissaryman and Stewards with this open book design. In 2004 the MS rating was renames to Culinary Specialist CS which is current title today and same open book design. Also have the dress white patch with Navy Blue Eagle (Crow) and three Blue Chevrons with background white. All New Sold as singles.