Marines Audrey Knyrim and Jo Kasar pose in winter dress uniform with bell-crowned hat in front of a tree at Mount Vernon in October 1943.

Audrey Knyrim Mattern stands in snow at Henderson Hall, Virginia, in January 1944, wearing winter uniform and forest green overcoat.

Audrey Knyrim Mattern poses next to a snowman wearing a United States Marines sweatshirt at Henderson Hall in Virginia following a January 1944 snow storm.

Audrey Knyrim Mattern seated in front of the recreation building at Henderson Hall in Arlington, Virginia, on February 11, 1945. She is dressed in her winter service unif[...]

Nine Women Marines dressed in pants and casual clothing eat watermelon at a party celebrating the end of the war in August 1945.

Women Marines eat watermelon at tables during a party celebrating the end of war in August 1945. The party-goers wear various types of clothing at the outdoor event, wher[...]

General Littleton W. T. Waller and his Marine Reserves attendants walk past saluting women who line the sidewalk during his visit on August 30, 1944. On the left side of [...]

Chiefly documents Audrey Knyrim Mattern's early life in the coal community of Hazelton, Pennsylvania, and her service in the Marine Corps Women's Reserve during World War[...]

Women Marines stand at parade rest while waiting for review by General Littleton W. T. Waller, Jr, on August 30, 1944. Eleven rows of Women Marines can be seen, all weari[...]

Women Marines march to work in their white summer uniforms, passing through the gated fence at Henderson Hall in Arlington, Virginia, in June of 1944.

Women Marines Betty Falbrecht, Jo Kasar, Betty Eichert, and Audrey Knyrim pose seated in front of Mount Vernon's plantation house in October 1943.