Inscription: Lettered in plate, below portrait: "CAROLUS DE LONGUEVAL ... Marco Sadeler excudit. / S.C.M.tis Sculptor Eg. Sadeler ad / uiuum delineavit et D.D. Pragae / M.D.C.X XI."
The Metropolitan Museum of Art. "Drawings and Prints: Selections from the Permanent Collection," March 26, 2012–July 19, 2012.
Hollstein XXI.65.304 ii/iii; The Illustrated Bartsch LXXII.pt 2.312.ii; Wurzbach II.537.15
F. W. H. Hollstein Dutch and Flemish Etchings, Engravings and Woodcuts. vols. 1-64, Amsterdam, 1954–2010, cat. no. XXI.65.304 ii/iii, p 65.