Other a city that he has stayed in is Mountainside. The possible relatives of Frederick are David Ryall Swingle, Mary M Swingle, Frederick A Swingleiii and 2 other people. 1581 Grouse Ln, Mountainside, Nj 07092 is where Frederick resides. Frederick owns the phone number (908) 232-2346. Frederick turned 91 years old. His birth year was listed as 1932.