Please excuse me for crashing your forum. Has ZTA thought about reviving your old NYU chapter by getting one of the locals to affiliate?
The NYU sorority system had completely disintegrated by the late 70s. Starting in the 80s, sororities, mostly locals started to pop up. One of the locals recently affiliated with AST. There are still 4 locals. The greek life web site is:
http://www.nyu.edu/pages/osa/greeklife/org.html