Arthur Frackenpohl was born in 1924.
He is Professor Emeritus (Honorary Professor) at the Crane School of Music at the State University of New York at Potsdam. You could probably write him in care of that institution.
Arthur Bywater was born in 1913.
Leonard Arthur was born in 1926.
Arthur Munds was born in 1870.
Arthur Nichols was born in 1858.
Arthur Levering was born in 1953.
Arthur Jacobs was born in 1922.
Arthur Knight - bishop - was born in 1864.
Arthur Daniels was born on 1922-09-04.
Arthur Norman was born in 1917.
Joseph Arthur was born on September 28, 1971.
Arthur Blythe was born on 1940-05-07.