Murder in the Stacks: Penn State, Betsy Aardsma, and the Killer Who Got AwayOn Nov. 28, 1969, Betsy Aardsma, a 22 year old graduate student in English at Penn State, was stabbed to death in the stacks of Pattee Library at the university's main campus in State College. For more than forty years, her murder went unsolved, though detectives with the Pennsylvania State Police and local citizens worked tirelessly to find her killer. The mystery was eventually solved after the death of the murderer. This book will reveal the story