Antike und Christentum, 1929: title page (Dr. Franz Joseph Dölger)

OCLC, February 22, 2019 (access points: Dölger, Franz Joseph; Dölger, Franz Josef; usage: Franz Joseph Dölger; Franz Jos. Dölger)

Dölger, Franz Joseph. Sol salutis : Gebet und Gesang im christlichen Altertum. 3. Auflage, 1972: title page (von Franz Joseph Dölger)

German Wikipedia, viewed February 22, 2019 (Franz Joseph Dölger; born October 18, 1879, in Sulzbach am Main; died October 17, 1940, in Schweinfurt; Catholic theologian, church historian, and archeaologist with a focus on Christian antiquities; ordained to the Catholic priesthood on August 3, 1902; received his doctorate in 1904 at Würzburg; taught at the Universität Bonn from 1929 to 1940)