Hidden on: 08/09/2019
Title: From the Mixed-Up Files of Mrs. Basil E. Frankweiler
Author: E. L. Konigsburg
Tracking Number: 9678
Location: Watertower Park, St. Anthony, Minnesota United States
Clue:
Zkupu vku cptss cpxzs xlv xi pxeo futp vku kxwu bf vku vpuu.
Hint: This is a cipher from the Book Scavenger book itself.