The Dangberg Home Ranch is hosting two arts presentations Saturday.Dianna Maria de Borges will present a free Chautauqua portrayal of noted Nevadan Sarah Winnemucca at 10 a.m., followed by a cyanotype photograph workshop at 11 a.m. Sarah Winnemucca Hopkins (1844-1891), a Northern Paiute author, human rights activist, and lecturer, was influential in the development of U.S. Indian policies in the 19th century. Her book, “Life Among the Paiutes: Their Wrongs and Claims,” is an autobiographical account of that tribe during their first 40 years of contact with explorers and immigrants. Her statue stands in the Nevada state capitol in Carson …