- This is the precursor to MS-DOS and is likely the oldest known version to survive. (I had previously uploaded Version 0.34, which was at the time thought to hold that honor.)
- Jefferson County, Washington (data.census.gov)
Jefferson County, Washington has 1,803.7 square miles of land area and is the 18th largest county in Washington by total area. Jefferson County, Washington is bordered by Grays Harbor County, Washington, Kitsap County, Washington, Clallam County, Washington, Island County, Washington, Mason County, Washington, and San Juan County, Washington.