There are a few Anabaptist resources already available in Logos format. But very few. I would like to propose an Anabaptist/Mennonite History & Theology Collection, including as many of the following works as possible:
Primary Texts:
- The Complete Writings of Menno Simons: Circa 1496-1561
- The Legacy of Michael Sattler (Classics of the Radical Reformation, vol. 1) (Michael Sattler)
- The Writings of Pilgram Marpeck (Classics of the Radical Reformation, vol. 2)
- Anabaptism in Outline: Selected Primary Sources (Classics of the Radical Reformation series, vol. 3) (Walter Klaassen, ed.)
- The Sources of Swiss Anabaptism (Classics of the Radical Reformation series, vol. 4) (Conrad Grebel, Leland Harder, ed.)
- Balthasar Hübmaier: Theologian of Anabaptism (Classics of the Radical Reformation, vol. 5) (Balthasar Hübmaier)
- The Writings of Dirk Philips (Classics of the Radical Reformation, vol. 6)
- Early Anabaptist Spirituality (Classics of Western Spirituality series) (Daniel Liechty, ed.)
- The Martyrs' Mirror (Thieleman Van Bragt; trans. by Joseph F. Sohm); must include the famous etchings by Jan Luiken
- Readings from Mennonite Writings, New and Old (J. Craig Haas, ed.)
Confessions:
Secondary Liturature:
- The Anabaptist Story: An Introduction to Sixteenth-Century Anabaptism, 3rd ed. (William R. Estep) - already available; part of the 2 volume "The Anabaptists" collection
- Erasmus, the Anabaptists, and the Great Commission (Abraham Friesen) - already available; part of the 2 volume "The Anabaptists" collection
- A Contemporary Anabaptist Theology (Thomas N. Finger) - already available
- Mirror of the Martyrs (John S. Oyer & Robert S. Kreider)
- Marpeck: A Life of Dissent and Conformity (Studies in Anabaptist and Mennonite History) (Walter Klaassen & William Klassen)
- Dirk Philips, Friend and Colleague of Menno Simons, 1504-1568 (Jacobus ten Doornkaat Koolman, trans. by William Keeney)
- The Life and Thought of Michael Sattler (C. Arnold Snyder)
- An Introduction to Mennonite History (Cornelius Dyck)
- The Anabaptist Vision (Harold S. Bender) - originally a presidential address presented to the American Society of Church History, this classic text was published in booklet format by Herald Press in 1944
- The Mennonite Encyclopedia
- Spiritual Life in Anabaptism (Cornelius Dyck)
- Glimpses of Mennonite History and Doctrine (John Christian Wenger)
- Anabaptist History & Theology: An Introduction (C. Arnold Snyder)
- Mennonite Historical Atlas (Helmut Huebert)
- Introduction To The Russian Mennonites (Wally Kroeker)
- Biblical Interpretation in the Anabaptist Tradition (Studies in the Believers Church Tradition) (Stuart Murray)
- Becoming Anabaptist: The Origin and Significance of Sixteenth Century Anabaptism (J. Denny Weaver)
- Who Are the Anabaptists: Amish, Brethren, Hutterites, and Mennonites (Donald B. Kraybill)
- Beliefs: Mennonite Faith and Practice (John D. Roth)
Note: I got some of the descriptions of some of these books from the AMBS library website