[Boxer Muhammad Ali (L) taunting rival Joe Frazier (R) at Frazier's training headquarters.]

[Gregory Hemingway hunting pheasants, Sun Valley, Idaho]

[Movie director Alfred Hitchcock (second right) directing cameraman to focus on key in actress Ingrid Bergman's right hand during filming of a scene for the movie "Notorious" on set at RKO studios]

[Rita Hayworth in sheer-topped black lace nightgown, kneels on bed]

[Fidel Castro giving press conference after arriving at outskirts of Havana]

Women in Budapest march in honor of men who died fighting communists

[Juan Romero, busboy at Ambassador Hotel, kneeling to help fallen Robert F. Kennedy after he was shot by Sirhan B. Sirhan, Los Angeles]

[John F. Kennedy Jr. saluting his father's casket as it is carried from Saint Matthew's Cathedral, Washington, D.C.]

[Juan Romero, busboy at Ambassador Hotel, and others kneeling to help fallen Robert F. Kennedy after he was shot by Sirhan B. Sirhan, Los Angeles]

FDR mourner Graham Jackson cried in "Life's" story on F.D.R.'s death.

Cotton Company lets us live in 'em when we're pickin' cotton. When we ain't workin', we pay rent. Water's comin' up in 'em now."

New York docks backed up with a mass of commercial buildings and skyscrapers

[Dam workers with family members, including blond child full face to camera, enjoying beer at local bar]

[Karen, a heroin addict and prostitute, buying bag of heroin for $5, corner of Broadway and West 71st Street, New York]

During atomic bomb test, cloud rises from desert floor, seven miles from observers in foreground at Yucca Flat, Nevada.

[Lance Cpl. James Farley, helicopter crew chief, putting on helmet aboard Yankee Papa 13]

BUCHENWALD: View in the emergency hospital. One of the Czech doctors is leaning over a pitifully thin patient on a stretcher. He has had some kind of operation. His hips stand out from his emaciated body. He is a Hungarian Jew.

[US Marines of 1st Division marching down canyon known as Nightmare Alley during the retreat of the Changjin Reservoir after being cut off by Red Chinese forces]

Christmas in Korea: Wrecked vehicles block the road. Calmly the troops stripped them of their equipment, shoved them aside and grenaded them.

Through the mountains: Allied evacuation of Hungnam, Korea

Pile of bones, Buchenwald

[Playboy publisher Hugh Hefner (left, with pipe) inspecting bunny costumes on women lined up in front of him, during a rehearsal in his mansion]

[Duke Ellington at piano, Dizzy Gillespie (fore, 2L) on trumpet and behind him Mezz Mezzrow on clarinet, surrounded by other unidentified musicians during jam session in studio of LIFE photographer Gjon Mili]

Mother and daughter killed by government bombing, San Francisco Javier