CCEL: John and Charles Wesley - Etexts of works by and about John Wesley, including sermons, the 1876 "Collection of Hymns for the People Called Methodists" and an introduction to it; Bernard Manning's "Hymns of Watts and Wesley"; Henry Bett's "Hymns of Methodism in their Literary Relations". www.ccel.org/w/wesley
The Wesleys and their Times - Susanna, John and Charles Wesley: Selected writings; historical accounts. gbgm-umc.org/Umhistory/Wesley/index.html