Background
Nastainczyk was born in 1932, the son of Josef Nastainczyk and Gertrud Tenzler and was ordained a Roman Catholic priest on 9 June 1957.
Nastainczyk was born in 1932, the son of Josef Nastainczyk and Gertrud Tenzler and was ordained a Roman Catholic priest on 9 June 1957.
He is also the cousin of another noted German theologian, Johannes Tenzler. This book took Nastainczyk ten years to research and write and begins its history in the year 950AD.