Chris Kim wrote:

>I have been told there is a great choral orchestral work by Paul Hindemith
>using text by Walt Whitman and it is a tribute to JFK. Does anyone know
>what work this might be?

Paul Hindemith died in December 1963, a month later than JFK's
assassination.  However a great choral work in tribute to JFK was
written by Roger Sessions - "When Lilacs Last in the Dooryard Bloom'd."

Bernard Chasan