-approximately600 1977 approximately335-approximately394 biography bishops bt1350 christiansaints congresses controversialliterature divinity doctrinal earlychurch earlyworksto1800 earlyworksto1800jesuschrist eunomianism eunomius faith gregory history historyofdoctrines historyofdoctrinesjesuschrist holyspirit leander monasticandreligiouslifeofwomen spain theology trinity