Rainer ❏: „Lichteinfall“ war auch hier
Rainer ❏: SCHLOHWEISS UND RABENSCHWARZ/Sloe White and Raven Black
Rainer ❏: pythagoras is happy
Rainer ❏: Plato discussed with Euclid
Rainer ❏: Euclid formulated reality
Rainer ❏: "Do not disturb my ..."
Rainer ❏: Continuation of the discussion..
Rainer ❏: the discussion continues...
Rainer ❏: The discussion is provisionally terminated ..
Rainer ❏: Light Progression
Rainer ❏: Light-Beam
Rainer ❏: Thales says hello
Rainer ❏: Series
Rainer ❏: Concetto Spaziale XI
Rainer ❏: diagonal light
Rainer ❏: QUADRATE
Rainer ❏: cohesion of circles
Rainer ❏: Hold the wave!
Rainer ❏: industry discussion V
Rainer ❏: amazingly II
Rainer ❏: amazingly I
Rainer ❏: traces under tetrahedron
Rainer ❏: QUERDENKER - CROSSTHINKER
Rainer ❏: festhalten! hold!
Rainer ❏: diagonal light
Rainer ❏: through the white line
Rainer ❏: Beam Of Light
Rainer ❏: Begegnung zweier Kreise
Rainer ❏: Greetings from Bézier
Rainer ❏: 'Shadows Of Light'