This material was shipped to Fenwick Library Special Collections, George Mason University, Fairfax, VA on 23 October 2000. NOTE: The printed bibliography (The IASIS File, c1993) is in error; Rose Warfield accidentally had inserted an incorrect annotation. What follows is correct information about this paper: The author attempts to explain methods for understanding the significance of the graphical models generated by ISM. Included in this paper are methods for dealing with "cycles" and how they may be weighted to give a more accurate picture, if this is needed.