Speyer, Wolfgang (Personal Name)
Naucellius und sein Kreis, 1959.
Frühes Christentum im antiken Strahlungsfeld, 1999: title page (Wolfgang Speyer) title page verso (born 1933)
German Wikipedia, viewed August 21, 2019 (Wolfgang Speyer; born June 1, 1933, in Cologne; German classicist and historian of religion; obtained his doctorate at Cologne in 1958; he taught in the Institut für Altertumskunde at the Universität zu Köln and in Bonn)