Every Hill and Mountain (The History Mystery Trilogy, #3)

Their discovery on the third floor of Hickory Hill is almost too much to bear.

Since the Beautiful Houses computer software worked so well for the Old Dears' family tree project, Abby's college roommate Kate hopes the computer program will help her find out more about her ancestor Ned Greenfield.

Abby and John reluctantly agree to help Kate, but only on the condition that she and her fiancé Ryan promise to keep the program a secret, because if the government ever discovered they possessed a c...