Haunted Pennsylvania: Ghosts and Strange Phenomena of the Keystone State (Haunted Series)
Patty A. Wilson lives in western Pennsylvania and is the author of several books on hauntings.Mark Nesbitt is the author of the popular Ghosts of Gettysburg, a six-volume series that received the National Paranormal Award in 2004. Formerly a National Park Service ranger and then a battlefield guide, he has lived in Gettysburg since 1971.