found: His Raphael in der Alten Pinakothek, 1983:t.p. (Hubertus von Sonnenburg)
found: nuc89-104339: His Zur Maltechnik Murillos, 1980(hdg. on IU rept.: Sonnenburg, Hubert von; usage: Hubert von Sonnenburg)
found: Alte Pinakothek (Munich, Germany). Frühe italienische Gemälde aus dem Bestand der Alten Pinakothek, 1990:t.p. (Hubertus F. von Sonnenburg)
found: New York times, July 24, 2004(Hubert von Sonnenburg; conservator of paintings, chairman of paintings conservation at Metropolitan Museum of Art, New York; b. in Cologne; came to N.Y. in 1959; worked in N.Y. and also in Munich between 1974 and death; d. July 16, aged 76)