Coal was discovered in 1883 on land owned by the Northern Pacific Railway Company. The company located several mines in 1886. The town of Roslyn was established during these years and was dedicated on November 22, 1886 and incorporated in 1890 with a population of 1,480.
"Roslyn, Washington" (1889). Roslyn African American History Photographs. 53.
Spatial Coverage (for ex: Ellensburg, WA)
Washington (State) - Kittitas County - Roslyn
Ellensburg Public Library
Roslyn, Washington, Kittitas County (Wash.) - History, Coal mining