LIFE in the Korean War: Classic Photos by David Douglas Duncan Hand Play

Marine Capt. Francis "Ike" Fenton ponders his fate and the fate of his men after being told that his company is nearly out of ammunition, Korea, 1950.

Wounded when a mine blew up his Jeep, an ambulance driver sobs by the side of the road after learning that a friend was killed in the blast, Korea 1950.

American Marines race past a dead enemy soldier in Korea, September 1950.

U.S. Marine Corporal Leonard Hayworth shedding tears of frustration after finding out his unit was out of ammunition and he had lost all but two men in a firefight with North Korean forces in August 1950. "Corporal Leonard Hayworth ... shows his utter frustration as he has crawled back from his position only to learn that the ammo is gone. Coda: At the last moment, supplies arrived and the men were able to hold their position." — From David Douglas Duncan's 1951 book, This Is War!

A wounded American Marine is carried on stretcher improvised from a machine gun, Korea 1950.

A column of American Marines marches down a canyon road dubbed "Nightmare Alley" during their retreat from Chosin Reservoir, Korea, 1950.

Marines retreat from the Chosin Reservoir, Korea, 1950.

American Marines march down a canyon road dubbed "Nightmare Alley" during their retreat from Chosin Reservoir, Korea, 1950.

A weary American Marine hooded against the cold during the grim retreat from Chosin Reservoir, Korea, winter 1950.

A weary, exhausted Marine huddles against the bitter cold during the retreat from Chosin Reservoir, Korea, winter 1950.

A dazed, hooded Marine clutches a can of food during his outfit's retreat from the Chosin Reservoir during the Korean War, December 1950.

The fight for Seoul, Korea, 1950.

"This," Duncan told LIFE.com of a picture made during the fight for Seoul, "is the best picture I made in Korea of civilians — a family running down stairs, a father holding a baby, tanks firing away. Those tanks are taking fire from North Koreans right down the street!"

An American Marine sleeps in his halted jeep while a puppy whines in his ear during the retreat from the Chosin Reservoir, December 1950.

American Marines pass bodies of fallen comrades during the retreat from the Chosin Reservoir, December 1950.

Marines rest after making it through the canyon road known as Nightmare Alley during the retreat from the Chosin Reservoir, December 1950.

Marines file past a truck loaded with dead troops during the retreat from the Chosin Reservoir, December 1950.

U.S. Marines resting in a foxhole while awaiting a North Korean counterattack near the Naktong River in August 1950.

7/14/2013 Kaohsiung Taiwan R.O.C David Douglas Duncan in 1950 7/14/2013 Kaohsiung Taiwan R.O.C All photos were taken from LIFE.TIME, Internet… THE END