| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| History of the Evangelical Lutheran Synod of Maryland of the United Lutheran Church in America, 1820-1920: -1920 | 978-1-112-22777-6 (1-112-22777-6) | 2009 |
| Martin Luther in the Changing Light of Four Centuries: -1917 | 978-1-112-16358-6 (1-112-16358-1) | 2009 |
| The Beginnings of the German Element in York County, Pennsylvania: -1916 | 978-1-112-14619-0 (1-112-14619-9) | 2009 |