Great Lakes divers premiere Georgian Bay shipwrecks book Warren Schlote Sep 04, 2019 - 2 min read The diving duo of Cris Kohl and Joan Forsberg has released another book of shipwreck stories, available at Printshop Books in The Expositor Office. The diving duo of Cris Kohl and Joan Forsberg has released another book of shipwreck stories, available at Printshop Books in The Expositor Office. This post is for paying subscribers only Subscribe now and have access to all our stories, enjoy exclusive content and stay up to date with constant updates. Subscribe now Already a member? Sign in