- Jefferson County — Thumbnail History (historylink.org)
Jefferson County, located on the Olympic Peninsula in northwestern Washington, was created by the Oregon Territorial Legislature on December 22, 1852 from a portion of Lewis County. It was named in honor of President Thomas Jefferson who, by commissioning the Lewis and Clark Expedition (1804-1806), was instrumental in the exploration of the Pacific Northwest…
- Neoarchean (Wikipedia)
The Neoarchean (/ˌniːoʊ.ɑːrˈkiːən/ NEE-oh-ar-KEE-ən; also spelled Neoarchaean) is the last geologic era in the Archean Eon that spans from 2800 to 2500 million years ago—the period being defined chronometrically and not referencing a specific level in a rock section on Earth. The era is marked by major developments in complex life and continental formation.
- Jefferson County, Washington (Wikipedia)
Jefferson County is a county located in the U.S. state of Washington. As of the 2020 census, the population was 32,977. The county seat and only incorporated city is Port Townsend. The county is named for Thomas Jefferson.
