Teaser: The A1 Mystery of Avon Lake by Call Number with American Libraries Podcast published on 2017-10-19T15:50:03Z Whodunit? In early 2017, dozens of A1 Steak Sauce bottles began mysteriously appearing in the stacks at Avon Lake Public Library in Avon Lake, Ohio. Dewey Decibel investigates in a very special Halloween episode, available October 25. Genre Learning