Wolfgang Zach
lat 24,630690°, lon 54,853728°, h 5,97 km
2006

Wolfgang Zach
lat 32,434647°, lon 13,607670°, h 1,59 km
2006

Wolfgang Zach
lat 61,929519°, lon -79,715410°, h 1,37 km
2007

Sam Schmitt
mask
mid 1960s

Klaus Staudt
permutation II
1968

Klaus Staudt
permutation III
1968

Wolfgang Zach
portraits by Wolfgang Zach
2008

Edward Zajec
ram
1969

Sam Schmitt
sailboat
mid 1960s

Norton Starr
title unknown
1972-73

Mark Wilson
untitled light gray ground
1974

John Warnock
untitled

José María Yturralde
untitled

Miguel Angel Vidal
untitled

Bruno Sonderegger
untitled

Peter Struycken
untitled
1969

Zdeněk Sýkora
untitled

Edward E. Zajac
untitled
1963

Klaus Thomas
untitled