- The Political History of the Public Lands, from 1840 to 1862: From Pre-Emption to Homestead
- The Religious Aspects of Swedish Immigration Facsimile Edition
- The Conservative Character of Martin Luther (Classic Reprint)
- The Political History of the Public Lands, From 1840 to 1862: From Pre-Emption to Homestead
- A History of American Immigration: 1820-1924










