August Friedrich Siegert: "Die kleine Welt in der großen"
Exhibition catalogues
Tentoonstellingscatalogi
Catalog of an exhibition held at Stadtmuseum Düsseldorf, Düsseldorf, March 6 - April 19, 2020; Museum Stiftung B.C. Koekkoek-Haus, Kleve, May 24 - August 23, 2020; Röntgen-Museum, Neuwied, 2021.