 von Hummel had replaced Kurt Hanssen.Other Nazi officials involved in the confiscation of art, but not specifically with collection for the Linz museum, included the Reich Minister for Science, Education, and Culture, Bernhard Rust; the Governor General for Poland, Hans Frank; and Heinrich Himmler, chief of the SS.Birgit Schwarz published in 2004 19 photograph albums as documents of the intended gallery holdings.