| Craig, Germany, 1866—1945 1978 , pp | "A Veteran Diplomat" 27 September 1908 |
|---|---|
| includes current and historical demographics for priests• Bismarck: the Man and the Statesman | Cowen, Rob 31 January 2012 |
| Poschinger, Heinrich, Conversations with Prince Bismarck, Kessinger Publishing, 2007, 304 p | |
|---|---|
| Emil Ludwig, Wilhelm Hohenzollern: The last of the Kaisers, New York 1927• information about Roman Catholic priesthood and religious life with directory of men's religious communities and diocesan links |
.
.