Today we spotlight the work of LIFE photographer Michael Rougier — the English-born photographer was as celebrated for the compassion and humanity he displayed throughout his long career as for the excellence of his photographs. See a collection of his work here.
Pictured: Frank Sinatra sits quietly a few minutes before what he said, at the time, was his final concert, Hollywood, 1971. He came out of retirement two years later, and would record and perform for many more years.

