Home › Authors › Frederick Crombie 👤 Frederick Crombie 5 books Books by Frederick Crombie Critical and Exegetical Hand-Book to the Gospel of John 2023 Di Principiis Di Principiis 2023 Essential Writings of Origen Essential Writings of Origen 2021 Against Celsus: Books I-III : Against Celsus: Books I-III : (Contra Celsus) 2017 Letter from Origen to Africanu Letter from Origen to Africanus 2016