Primarily ATCA administrative files containing a vast amount of information on the sources of the ATCA collections and detailed records regarding grants won by and exhibitiions curated by ATCA staff prior to 2000.

Documents supporting Dr. Conlon's United Nations Sanctions Management: A Case Study of the Iraq Sanctions Committee 1990-1994 (Ardsley, NY: Transnational Publishers, Inc., 2001; ISBN 1-57105-059-0). Most relate to UN sanctions against Iraq from 1990 through the spring of 1995 with extensive materials dealing with UN sanctions against Yugoslaviain the same period plus items dealing with UN sanctions against Angola, Haitiand South Africa and relating to certain peacekeeping activities of the time.

Television and film writer, producer and director. 26 episodes of Galidor, an action series for children sponsored by Lego Media International and the Disney network; 13 episodes of Scout's Safari, an action-adventure series for young people set and shot in South Africa; materials relating to The Listener, for which Chehak served as an Executive Producer, shot in Toronto.