“Chilling horror —and a potted plant”!

The Blue Geranium strikes terror into readers everywhere!

This 1944 mystery MUST be good; after all, it's a "Bart" imprint. It was actually written by Dolores Hitchens; never mind the pen name. Anyway, that Bart House knew how to pick 'em!

Hot tip via Abe Books, 

image from uk vintage.