Women's Maxi Dresses Long Dresses Billabong File:US Navy 051003 N 9866B 004 Chief Boatswain's Mate Keith Oliver, left, evaluates his Sailors during a Service Dress Blues uniform inspection.jpg Wikimedia Commons Uniforms of the United States Navy Wikipedia According to the 1975 U.S. Navy Uniform Regulations, the rarely seen Service Dress Blue (Yankee) uniform was for "warm weather afternoon and early evening functions such as yachting parties." The uniform was