The Mennonite Sources and Documents Series makes available significant primary sources pertaining to Mennonite and Amish groups in southeastern Pennsylvania.

The Mirror is a bimonthly newsletter that presents upcoming Society classes, field trips and cultural events, library and archives acquisitions, and community historical activities.

Pennsylvania Mennonite Heritage is a quarterly magazine, published since 1978, that focuses on the historical background, religious thought and expression, culture and family history of Mennonite and Amish-related groups originating in Pennsylvania. It includes genealogical tips, genealogies submitted by readers, Pennsylvania German dialect stories, recipies and book reviews.

Mennonite Research Journal , was the predecessor of Pennsylvania Mennonite Heritage; a twelve-page quarterly periodical issued from April 1960 through October 1977. Limited back issues are made available as a tribute to the colorful editorial style, personality, and beliefs of its editor, Ira D. Landis (1899-1977)—a Mennonite farmer, minister, and historian.