Miss Zukas and the Island Murders(1995)
(The second book in the Miss Zukas series)
A novel by Jo Dereske
Twenty years after her high school graduation, an anonymous letter urges Helma Zukas to organize a class reunion, and when she undertakes the project, other anonymous letters threaten her life if she continues.
Used availability for Jo Dereske's Miss Zukas and the Island Murders
April 1995 : USA Mass Market Paperback
January 2010 : USA, Canada, UK Kindle edition