THE CASE OF THE EMPTY TIN – Erle Stanley Gardner USED BOOK

A spanking-new tin can, secretly placed among the rows of Mrs. Florence Gentrie’s preserves, contains not a speck of food — but it does carry one very damning clue to a murder that took place right next door. Such an unsavory discovery in such an unlikely place can’t help but pique the curiosity of a dedicated mystery hunter like Perry Mason