Adversus Haereses Save
No notes, but smaller file sizes, because each chapter has its own file.
http://www.newadvent.org/fathers/0103...   

Against Heresies Save
Each book in its own file, with notes and links to contents, previous, next. Large file sizes. Book 1, for example, is 240K.
http://www.ccel.org/ccel/schaff/anf01...   

Fragments from the Lost Writings Save
With notes.
http://www.ccel.org/ccel/schaff/anf01...   

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