This 2009 Royal Navy uniforms 5 pounds coin cover is a first day cover by Mercury Covers. It celebrates the uniforms of the Royal Navy and hosts a brilliant uncirculated Jersey five pounds coin and Royal Mail stamps showing uniforms worn by historical Royal Navy servicemen. The coin features First Naval Aviators. Postmark cancelled Heart of Oak are Our Ships, Heart of Oak are our men First Day of Issue Portsmouth 17th September 2009.