How to pronounce “lonstein” in English

went to Dick Solomon guy who had bought the uh Miracle sculpture I said do you think I could get a thousand of those posters from cocacola and I did and hegot them for me and then I had printed around the edges Warhol lonstein oldenberg and all the artists who were in the show and sent out the show thethe poster has become a bit of a collector's item now I only have one folded one but uh uh and we sold Warhol paintings