Peculiarities At The Picnic: A Miss Markham Mystery in Bloomington, MN

The story takes place in August 1931, where Deloris Markham, a self-proclaimed sleuth, works on solving a 14-year-old murder in her small hometown during the annual Jameson Picnic. What happened to the deceased car? What happened to his step-daughter? Is she dead too or did she kill him?