Zodiac, astronomical calendar, astronomical clock gssg

Ulrich Hofmann, geometer, arithmetician and calligrapher gssg

The seven liberal arts gssg

Simon Marius Guntzenh., mathematician and physician gssg

Facade details of a roman temple gssg

Cornices and column parts of a roman temple gssg

Column capital and base gssg

Half title gssg

Definitiones der Baukunst gssg

Definitiones der Baukunst gssg

Columns gssg

Column- and arcade assemblings gssg

Toscana, Die Starke / Dorica, Die Gerechte gssg

Geometrisches Quadrat der dorischen Säulenordnung gssg

Geometrisch architectionischer Maaßstab gssg

Arnold Möller, writing and arithmetic teacher gssg

Arithmetic gssg

Sculptures ada

Time: color ada

Wave For Hokusai ada

Red Streamlines ada

warden sprites raum3, 2009-2010 ada

Experimentelle Untersuchung Fraktaler Strukturen im Virtuallen Raum, Plato's dream ada

Strange Days ada