RecordsPedia | Public Records. ARC - Archival Descriptions Search. Your ARC session was inactive for more than 30 minutes and has been timed-out. Because your session was inactive for more than 30 minutes, it was timed-out to allow others to use the system. You can start a new session by pressing the ARC search button to go directly to ARC Basic Search. Another reason that you might see this page is if you have followed a redundant link from an external web site, or a bookmark to a page within ARC. In either case, please press the ARC search button above. ARC only allows you to bookmark the ARC Main Page. Fold3 - Historical military records. Home - BLM GLO Records. The Historical Marker Database.