Two Dissertations

Two Orations

Two Works

Roma Sotterranea or ...

Roma Sotterranea or ...

Roma Sotterranea Or ...

Roma Sotterranea or ...

Two Souls of the Man...

On the Death of Manuel II

Pope Callixtus II

Catacomb of Callixtus

Two Letters

Letter to Vladimir I...

Letters of Pope Hilarius

Letter to Pope Theodore

Two Letters from Byz...

Two Letters from a G...

Letters of Pope Leo III