Signed; Otto Waalkes - photo (signed from Otto Waalkes) "Reiter am Strand, 1911" & book "Otto - Das Werk" - 2008
Signed; Norbert Bisky - invitation card (signed from Norbert Bisky & framed) & book "Kunstwerkstatt" - 2007
Signed; K.O. Götz - Unique "Tolph, 1996" (backside of the card painted & signed from K.O. Götz) & book "IMPULS UND - 2000
Nilufar Gallery Milan, Lina Bo Bardi - Nilufar Gallery, Studio D'arte Palma, Brazilian design, Untitled, Catalogue - 2005-2018
Gilbert and George - Worlds and Windows by Gilbert and George and Gilbert & George 1968 to 1980 - 1980-1990
Signed; Christo & Jeanne-Claude - photo (signed from Christo & Jeanne-Claude) & book "Christo and Jeanne-Claude" - 2004
Signed; Tal R, Jonathan Meese - 2 Offsets (signed from Tal R & Jonathan Meese) & artbook "Bavid Dowie" - 2018
