fross, thanks ! ... in fact, apart from historical and art aspect is the question of investment and how high prices will go up on the Bowery ?
Oil on cardboard ( hardboard ) with a size of about one meter is in the Weinstein considerably less than 500 thousand ( 150-300 from memory ) , or rather I know , at the same time will ask if they have any abstract gouaches . The gallery had a lot of " Weimar " graphics and abstract do not remember .
Now ask about lithography .
Here is what was left of the gouaches -
http://weinstein.com/bauer/paper_non-objective.html