Mary Bauermeister, Wandüberwanderung 17-153 , 1970/71, Mixed media, ca. 140 x 120 cm (dimensions variable), Photo: setform.de, Mary Bauermeister, Evolution / Devolution, 1971, Looking-through box with optical lenses, 66 x 35 x 16,5 cm, Photo: setform.de, Mary Bauermeister, Rotes Punktstrohhalmbild (Red dot-straw image), 1958/2012, Casein tempera, phosphoric paint, straws on canvas, 94 x 84 cm, framed, Photo: setform.de, Mary Bauermeister, Evolution / Devolution, 1971, Looking-through box with optical lenses, 66 x 35 x 16,5 cm, Photo: setform.de, Mary Bauermeister, 9 auf 21 + 5 Kopfsteine (9 on 21 + 5 cobblestones), 1962/2008, Stones, volcano sand on wood, 21 x 21 cm, Photo: setform.de, Mary Bauermeister, Quadrupel, 1962/2003, 4 stone pictures on magnet plate, 256 variations possible, 34 x 34 cm, Photo: setform.de, Mary Bauermeister, Quadrupel, 1962/2003, 4 stone pictures on magnet plate, 256 variations possible, 34 x 34 cm, Photo: setform.de, Mary Bauermeister, Eccentric art – phony nonconformism, 1971, Multi-coloured pencils in wooden box, 51 x 28 x 26 cm, Photo: setform.de, Mary Bauermeister, Doppel Prismen Richtantenne (Double prism beam aerial), ca. 1985, 2 prisms on high-grade steel stand, variable, 45,5 x 15 x 15 cm, Photo: setform.de, Mary Bauermeister, Prisma mit optischen Linsen (Prism with optical lenses), ca. 1985, Plexiglas, optical plexiglaslenses, 68 x 15 x 15 cm, Photo: setform.de, Mary Bauermeister, Transparenz, 1980, 2 three-layered plexiglasboxes with optic lenses and pyramids, 80 x 15 x 30 cm , Photo: setform.de, Mary Bauermeister, Pyramide, 1976, Optic glasslenses, mirrors, wooden balls, Inida ink, 75 x 75 cm, Photo: setform.de, Mary Bauermeister, Kleine Steinspirale (Small stone spiral), 1962/2010, Stones on wood, Ø 40 cm, Photo: setform.de, Mary Bauermeister, Strohhalmbild (Straw picture), 1960/61, Straws, paint, glue, wood, 70 x 70 cm, Photo: setform.de, Mary Bauermeister, Attention getting device, 1967/68, Wood, canvas, primer, wood glue, 96 x 96 cm, Photo: setform.de, Mary Bauermeister, Blau - Gelb - Grünes- Pünktchenbild (Dot painting), 1958/60, Phosphoric paint on canvas, 165 x 100 cm, Photo: setform.de, Mary Bauermeister, Übergänge II (Transitions II), 1957/58, Paint and India ink on canvas, 54 x 54 cm, framed, Photo: setform.de, Mary Bauermeister, Kleines Wabenbild (Small honeycomb image), 1958, Casein, plastic mass on wood, Ø 30 cm, Photo: setform.de, Mary Bauermeister, Kontrapunkte 2 (Counterpoints 2), 1960, Casein, plastic mass on canvas, 110 x 130 cm, Photo: setform.de, Mary Bauermeister, Rotfenster (Red window), 1960/61, Casein tempera, phosphoric paint, plastic mass, straws on canvas, 101 x 101 cm, Photo: setform.de, Mary Bauermeister, Flächen gefaltet (Plains folded), 1962, Sand, casein tempera, graphite, India ink, stones on wood, 125 x 100 x 36 cm, Photo: setform.de, Mary Bauermeister, Stone Arrow/Error, 1966, Stones on wood, 170 x 125 x 12 cm, Photo: setform.de, Mary Bauermeister, Rundmodell mit 3 Prismen (Roundmodel with 3 prisms), 1989/90, Revolvable plexiglasprisms on stand, Ø 44 cm, H 64 cm, Photo: setform.de, Jakob Mattner, Sweetwater, 2008, Gouache on paper on canvas, 67 x 124 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Sonate, 2009, Varnish on paper, 68 x 59 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Sofortbild Zukunft, 2005, Reverse glass painting, 119 x 99 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Raum, 2012, Gouache on paper, 94 x 62 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Percussion, 1994, Acrylic on glass, drumsticks, 30 x 30 x 37 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Nachthimmel, 1994, Acrylic and metal dust on glass, 60 x 60 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Meteore, 2012, Acrylic on paper in papercovered box, 150 x 52 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Irrstern II (Positiv), 2008, Collotype on hand-made paper, 63 x 52 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Irrstern II (Negativ), 2008, Acrylic behind glass, 63 x 52 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Frozen Camera, 2003, Wax, photobox, 14 x 14 x 10 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Drehung 10 Grad, 2010, Acrylic on paper, 80 x 124 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Die Nacht in den Zweigen, 2012, Wood, hard plaster, soot in glass box, 40 x 64 x 30 cm, Photo: Soeren Jonssen / setform.de, Jakob Mattner, Day for Night, 2008, Gouache on paper on canvas, 75 x 153 cm, Photo: Soeren Jonssen / setform.de,