Here's a list of some of the Wesleyan theologies I've collected over the years. 99% of these you're going to have to find online (at Archive.org and Google books), but 100% are available if you look hard enough. I've bolded the more well known/highly regarded ones.
Methodist/Wesleyan
Banks, John Shaw - A Manual of Christian Doctrine
Binney, Amos - Theological Compend
Burtner-Chiles - A Compend of Wesley's Theology
Burwash, Nathanael - Manual of Christian Theology on the Inductive Method
Carpenter, William - A Complete System of Wesleyan Theology
Clarke, Adam - Christian Theology
Curtis, Olin Alfred - The Christian Faith Personally Given in a System of Doctrine
Field, Benjamin - The Student's Handbook of Christian Theology
Garner, James - A Series of Dissertations on the Doctrines of the Bible
Hawley, Bostwick - Manual of Methodism
Lee, Luther - Elements of Theology
Lee, Luther - Natural Theology
McConnell, Francis - The Essentials of Methodism
Miley, John - Systematic Theology
Peake, Arthur - Christianity-Its Nature and Its Truth
Pope, William Burt - A Compendium of Christian Theology
Ralston, Thomas - Elements of Divinity
Raymond, Miner - Systematic Theology
Smith, George - The Wesleyan Local Preacher's Manual
Summers, Thomas - Systematic Theology
Sutcliffe, Joseph - An Introduction to Christianity
Tillett, Wilbur Fisk - Personal Salvation
Wakefield, Samuel - A Complete System of Christian Theology
Watson, Richard - Theological Institutes
Whedon, Daniel Denison - Statements-Theological and Critical
Williams, Henry Wilkinson - A Manual of Natural and Revealed Theology
Nazarene
Ellyson, Edgar Painter - Doctrinal Studies
Ellyson, Edgar Painter - Theological Compend
Hills, Aaron Merritt - Fundamental Christian Theology
Wiley, Henry Orton - Christian Theology