Scope and Contents The collection is comprised of letters, military records, and research related to Peter T. Oleski and to the 549th Anti-Aircraft Artillery Automatic Weapons (AAA AW) Battalion. The collection is arranged alphabetically by topic and ranges in date from 1944 to 2011. There is a large date gap from 1953 to 1988. Peter Oleski saved a few items from his military service. There are five 1945 issues of a one-page “Missouri Mule: Somewhere East of St....