All titles: ONE in Native American languages. All diptychs (monochrome) Diptych: each 28x28x10 cm. Total: 28×56,5×10 cm
TÁZO (Seri language), 2002. Private collection, Düsseldorf (DE)
YÁA (Tlingit language), 2002. Private collection Düsseldorf (DE)
NITOKSKA (Blackfoot language), 2002. Private collection, Düsseldorf (DE)
WANCHA (Dakota language), 2002.
LASHA (Coquille language), 2002. Private collection, Berlin (DE)
LE:Q (Tlingit language), 2002.
‘ZEBI’ (Huichol language), 2003.
SUPÚL (Luiseno language). 2003. Private collection, Veenwouden, (NL)
SKÍTSIK (Huambisa language), 2003. Private collection, Düsseldorf (DE)
SUUKYA (Hopi language), 2003.
SKAT (Cayuga language), 2003. Private collection. Dortmund (DE)
NEGATE (Shawnee language), 2003. Private collection, Amsterdam (NL)
KAVUÉLI (Yahgan language), 2003. Private collection, Düsseldorf (DE)
ANULI (Tequistlatec language), 2003. Private collection, Haren (NL)
QUINE (Huilliche language), 2003.
UJSI (Callahuaya language), 2004. Private-collection, Berlin (DE)
ATASUQ (Chaplino language), 2003.
ASÉNTIK (Mohave language), 2003. Private collection, Berlin (DE)
KÁ-JAX (Guayabero language), 2004. Private collection, Berlin (DE)
MAYA (Aymara language), 2004. Private collection, Amsterdam (NL)
HAWATE (Crow language), 2005. Private collection, Berlin (DE)
INGWI (Malayo language), 2005. Private collection, Berlin (DE)
KNAKNÁ (Nambikuara language), 2005. Private collection , Groningen (NL)
YAHA (Timucua language), 2015. Private collection, Groningen (NL)