Catholic Christianity or the reasonableness of our religion. This book, "Catholic Christianity or the reasonableness of our religion. Volume 1", by O.R. Vassall-Phillips, is a replication of a book originally published before 1920. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.