November 22, 1963, already was a memorable day for Mary Sauer (currently the Orchestra’s principal keyboard), as it was her and her husband Richard’s fifth wedding anniversary. While on her way to Orchestra Hall for the Friday afternoon matinee concert, she heard the news of the events in Dallas: President John F. Kennedy had been shot at 12:30 p.m. CST while riding in a motorcade in Dealey Plaza. It was unconfirmed whether or not the president was still alive.

Read more: Remembering John F. Kennedy and Fritz Reiner, part 2