Nicolo Sagredo [1606-1676], Venice; Zaccharia Sagredo [1653-1729], Venice, from the so-called Sagredo album; Maurice Marignane [b. 1879], Paris; Hubert Marignane, Paris; Hans Calmann [1899-1982], London, from 1944;[1] NGA purchase in 1980. [1] Earliest reference in object file to this drawing being in the Hans Calmann Collection is found in an exhibition catalogue: _The Drawings of the Venetian Painters in the 15th and 16th Centuries_, by Hans Tiestze and E. Tietze-Conrat (J. J. Augustin, New York, 1944), no. 163: p. 52.