I can give you some that you can read for free.
THOMAS WATSON (c.1620-1686)
This link here has a ton of biographies
www.wholesomewords.org
After 68 different biographies, at the end it has:
Additional Biography Resources
Christian Audio Messages on the Web
Christian Biography eBooks on the Web
Christian Chronologies
Christian Portrait Gallery
Christian Portrait Sources
Echoes from Glory
Graves of Evangelists, Preachers, Gospel Song Writers...
Hymn Writers and Composers
Missionary Biographies
Quotes and Notes
Recommended Christian and missionary biographies and DVDs
Plus at the top menu it has:
Biography
Children(current)
Family
Missions
Poems
Quotes
Store
This ought to keep you busy for quite a while.