 Hops agriculture along the river valleys blossomed in the 1880s.Native men continued working in the lumber mills and in fishing; women sold shellfish, basketry, and made other adaptations.Many longtime residents of West Seattle tell stories about finding middens full of clam scrapers, arrowheads, and other artifacts in the 1920s and 1930s—archeological sites were not protected until 1906, and then only on public land.