Marine Corps Headgear Insignia and Wreath

This Marine Corps insignia and wreath was recovered from the USS Cairo. The Marines' full-dress headgear consisted of a high-crowned kepi with the insignia attached. Originially a red pom-pom would have topped this insignia. The recovered insignia has a silver letter "M" that would have had red backing. However the red backing is no longer visible.
Brass, leather. Shield; L 95.3 cm; W 8.9 cm; Wreath; L 13.5 cm; W 4.13 cm
Vicksburg National Military Park , VICK 1089, 1087