Witness at Large Author:Mignon G. Eberhart An unseen murderer is among us... — Terror walks the fog-shrouded island. The pretty young girl called Sister knows that violent murder has been done and will be done again. Who is the unseen killer? Can it possibly be Tom, the man she has loved in secret for so long? And what about the strange behavior of Boyd, who has been like a brother? — As s... more »he wonders, the long shadow of the murderer moves forward to strike once more...« less