they had to invent and design a neoprene gasket, permitti the building to breathe without distorting the knife-like detailing of the facade. no stone was placed indiscriminately. each was positioned for shape, texture, and color, the parts giving uty to the whole. major artists of international reputation, and the creator of the mobile, alexandecalder, came to share ideas with gallery director j. carter brown about their works, commissioned by the gallery to enhance and celebrate the new building. brown: and then a couple more pieces come out. men: that's right. all right. there we go. narrator: the artists had been chosen because of tir preeminence and their genius for creang monumental works for monumental spaces. moore: that's lovely to have a picasso here. brown: you do give the opportunity to relate in scale to trees and other things and not just the building. moore: all my argument was not to have pieces that are attached to the building. you know, it becomes like reliefs, it's a decoration to the architecture. brown: yes, yes, yes. i think you should have a sculpture that's se