List of documents:

released date 5/13/1980
released date 5/5/1980
released date 5/1/1980
released date 5/1/1980
released date 5/1/1980
released date 4/30/1980
released date 4/29/1980
released date 4/28/1980
released date 4/28/1980
released date 4/26/1980
released date 4/25/1980
released date 4/25/1980
released date 4/25/1980
released date 4/23/1980
released date 4/22/1980
released date 4/21/1980
released date 4/19/1980
released date 4/18/1980
released date 4/17/1980
released date 4/16/1980
released date 4/16/1980
released date 4/15/1980
released date 4/15/1980
released date 4/14/1980
released date 4/12/1980
released date 4/11/1980
released date 4/10/1980
released date 4/10/1980
released date 4/9/1980
released date 4/8/1980
released date 4/7/1980
released date 4/7/1980
released date 4/5/1980
released date 4/4/1980
released date 4/3/1980
released date 4/2/1980
released date 4/1/1980
released date 4/1/1980
released date 4/1/1980
released date 4/1/1980
released date 3/28/1980
released date 3/28/1980
released date 3/27/1980
released date 3/27/1980
released date 3/26/1980
released date 3/26/1980
released date 3/25/1980
released date 3/25/1980
released date 3/25/1980
released date 3/24/1980
released date 3/24/1980
released date 3/21/1980
released date 3/21/1980
released date 3/19/1980
released date 3/18/1980
released date 3/18/1980
released date 3/17/1980
released date 3/17/1980
released date 3/15/1980
released date 3/15/1980
released date 3/14/1980
released date 3/14/1980
released date 3/13/1980
released date 3/13/1980
released date 3/13/1980
released date 3/12/1980
released date 3/11/1980
released date 3/11/1980
released date 3/11/1980
released date 3/10/1980
released date 3/10/1980
released date 3/8/1980
released date 3/7/1980
released date 3/7/1980
released date 3/7/1980
released date 3/6/1980
released date 3/6/1980
released date 3/4/1980
released date 3/3/1980
released date 3/1/1980
released date 3/1/1980
released date 3/1/1980
released date 3/1/1980
released date 3/1/1980
released date 3/1/1980
released date 2/29/1980
released date 2/28/1980
released date 2/28/1980
released date 2/26/1980
released date 2/25/1980
released date 2/16/1980
released date 2/14/1980
released date 2/12/1980
released date 2/11/1980
released date 2/6/1980
released date 2/1/1980
released date 2/1/1980
released date 2/1/1980
released date 2/1/1980
released date 2/1/1980