42cm "Big Bertha" and German Siege Artillery of WWI (New Vanguard)
Marc Romanych is a retired US Army combat arms officer. He has a BA in History from the University of Maryland and an MA in International Relations from St Mary's University. Interested in the Maginot Line since 1995, Marc has extensively explored its fortifications. He is a member of Association du P.O. de Sentzich, a Maginot Line preservation group. Marc lives near Baltimore, Maryland. The author lives in Severn, MD.