His Gottfried Semper, 1984: CIP t.p. (Wolfgang Herrmann)

LC data base, 6-19-84 (hdg.: Herrmann, Wolfgang; Herrmann, Wolfgang, 1899- )

Phone call to publisher, 6-19-84 (Wolfgang Herrmann, b. 8-17-1899)

ULAN database, Aug. 30, 2011 (Herrmann, Wolfgang; German architectural historian; 1899-1995)