Here is a demo recorded in 1981 by Crucial truth from New York City who only left us with one 4-song ep released in 1982. One song from this demo is on that ep.
info here: http://www.angelfire.com/music2/ULHONLINE/CRUCIAL_TRUTH.html
EP here: http://punknotprofit.blogspot.com/2007/03/crucial-t-darkened-days-1982-ratcage.html
01. Agent Orange
02. White Power Man
03. title unknown