Jeffery P SandmanIn Soaring and Gliding: The Sleeping Bear Dunes National Lakeshore Area, historian Peter R. Sandman, recipient of soaring awards from the National Soaring Museum in Elmira, New York, and the Los Angeles-based Citizen Savings Athletic Foundation, join forces with his son, Jeffery P. Sandman, who has written extensively on soaring in the Sleeping Bear Dunes National Lakeshore area relative to early tourism promotion in northwestern Michigan. Read More Read Less