Author: Don Heinrich Tolzmann

CD-Germans, Volume 2

Cincinnati's German Heritage

Dayton's German Heritage: Karl Karstaedt's Golden Jubilee History of the German Pioneer Society of Dayton, Ohio

German Chronicle in the History of the Ohio Valley and its Capital City, Cincinnati, in Particular

German Heritage: Guide to the Greater Cincinnati Area

German Heritage: Guide to the State of Ohio

John A. Roebling and His Suspension Bridge on the Ohio River

Ohio Valley German Biographical Index

Ohio Valley German Biographical Index: A Supplement

Ohio's German Heritage

The First Description of Cincinnati and Other Ohio Settlements

The German Element in the Ohio Valley: Ohio, Kentucky and Indiana