Candid photograph of DeSoto at approximately 45 years old holding a book.

Candid photograph of Ainsworth at approximately 50 years old.

Candid photograph of Ainsworth at approximately 50 years old.

Candid photograph of Ainsworth at approximately 50 years old.

Candid photograph of Ainsworth at approximately 50 years old.

Contact sheet of John Donovan Strong, at retirement dinner, at approximately 68 years old.

Contact sheet of Howard Egeth at approximately 35 years old.

Contact sheet of Alphonse Chapanis at approximately 50 years old.

Contact sheet of 23 portraits of Webb at approximately 35 years old in his office.

Candid photograph of Strong at approximately 68 years old at a retirement dinner with the Physics Department faculty.