Photograph taken for a story in the Daily Oklahoman newspaper. Caption: "U.S. soldiers holding an artillery camp in rubber plantation country northwest of Saigon destroyed nearly half an enemy battalion of 400 men as it charge, sometimes shoulder to shoulder, against the U.S. base, the U.S. Command reported Wednesday."

Photograph used for a story in the Daily Oklahoman newspaper. Caption: "Lt. Allen S. Shepherd, III, is congratulated by Lt. Colonal Melville D. Hart, commander."

Photograph of Cpl Polo Castillo (1st Motor Transport Battalion, 1st Marine Division) on guard duty in a bunker. The bunker is located on the Gia Le Combat Base, Vietnam.

Photograph of Marine with the 1st Motor Transport Battalion, 1st Marine Division manning a 50 caliber machine gun in a bunker at Gia Le Combat Base, Vietnam.

Photograph of Cpl Polo Castillo (1st Motor Transport Battalion, 1st Marine Division) in a Jeep en route in a convoy to Da Nang, Vietnam. Castillo was stationed at Gia Le Combat Base. The back of the photograph reads," My Darling Wife, Yolanda. This was taken a few hours before we left on the convoy to Da Nang. At that time, that jeep I drive didn't have a windshield or a top. The last few hours at Gia Le. What'cha think of my little groovey hat. Ha! Love Ya Forever, Your Loving Husband, Paul Castillo. Gia Le, RVN September 1968."

Photograph of Cpl Polo Castillo (1st Motor Transport Battalion, 1st Marine Division) on guard duty in a bunker at Gia Le Combat Base, Vietnam.