m*a*s*H* paintings? where are they now? who painted them?

me and a friend were just wondering, what happened to the paintings that col. potter was painting? who actually painted them?

http://www.mash4077.co.uk/paintings.html

http://en.allexperts.com/q/MASH-1380/potter-paintings.htm

Follow-up on location:
http://en.allexperts.com/q/MASH-1380/Potter-Paintings.htm

I hope these links help a little,
Jim