Gregory D. Sumner

Books
Unstuck in Time Unstuck in Time
Unstuck in Time
2011
Detroit in World War II Detroit in World War II
Detroit in World War II
2014
Michigan POW Camps in World War II Michigan POW Camps in World War II
Michigan POW Camps in World War II
2009

Audiobooks
Michigan POW Camps in World War II Michigan POW Camps in World War II
Michigan POW Camps in World War II
2026
Detroit in World War II Detroit in World War II
Detroit in World War II
2025