By William G. Roll, Foreword by Dr. J. B. Rhine

Hardcover: 234 Pages —  Book Club Edition — Publisher: N. Doubleday, First Edition (1972)

• The Seaford, Long Island, home of Mr. and Mrs. James Hermann was invaded 67 times by a mischievous entity with a penchant for breaking bottles...
• At her apartment in a housing project In Newark, New Jersey, Mrs. Maybelle Clark watched helplessly as many of her possessions were destroyed during 59 visits by an invisible intruder...
• Members of the Beck family of Indianapolis, Indiana, suffered 14 mysterious arm and leg punctures which resembled the bites of a bat...
• The home ot Mrs. Pearl Howell in Clayton, North Carolina, was illuminated nightly by brilliant and unexplained flashes of light...