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 Cabana Life Short Sleeve Sport Dress Navy M Uniform: Dinner dress blue jacket, female Navy officers. Country: Unknown Stock Photo Alamy Female Enlisted Uniforms U.S. NAVY FEMALE OFFICER CPO SERVICE DRESS BLUE COAT Navy Uniforms: Women's Service Dress Blue, Officer. 1984 Uniform Regulations, Page 4 14 PICRYL Public Domain Media Search Engine Public Domain Search