Handbuch der christlichen archaologie; : einfuhrung in die denkmalerwelt und kunst des urchristentums, - Kaufmann, Carl Maria, 1872-1951 (F. Schoningh, 1922)
Book VI (on inscriptions) included in former editions, is omitted, owing to the appearance of the author's Handbuch der altchristlichen epigraphik, Freiburg, 1917. cf. "Vorwort".