Hooch Hounds

Hooch Hounds entered into dogdom fame during the Prohibition Era, i. e., dogs trained to sniff-out liquor, booze, alcoholic beverages.  The following American "Hooch Hound" photo is from the Library of Congress photo archives:

I am not certain whether specific breeeds of dogs were recruited or whether any old dog was recruited for the job.  Click on the photo to view the Library of Congress archive listing and description.