[Robert Oppenheimer, director of the Institute of Advanced Study, discussing theory of matter in terms of space with Albert Einstein, Princeton, New Jersey]

[Artist Pablo Picasso, in the excitement of watching a bullfight, is unaware of his small son Claude's finger in his mouth, while sitting with French author Jean Cocteau]

On green New England lawns like this one in North Orange, Mass., Candidate Raymond Leslie Buell is conducting his campaign for Congress. He avoids political name-calling, asks his audiences to think hard about the best ways to improve Congress

Eisenhower on back of train during '52 whistle stop tour campaign, in either Illinois or Michigan, in early October

Well-worn sole was displayed by Stevenson as Flint, Mich. When he saw picture he had shoe resoled

Ranchers W. T. Burnham, 59 & son Bill, 19, on their 35,000 acre ranch

[Gleaming metal back of Pennsylvania's Afternoon Congressional train, formerly known as Congressional Limited]

[John F. Kennedy chatting with miners as he campaigns during the presidential primaries, near Mullens, West Virginia]