"Gypsies" in the United States The Carlos de Wendler-Funaro archival collection presented herein courtesy of the National Museum of American History Archives Center. The Archives Center is located in Room C340, National Museum of American History, Smithsonian Institution, Washington, DC 20560. Advance arrangements are recommended. To schedule appointments to visit or carry out research in the Archives Center, call (202) 357-3270; TDD (202) 357-1729. Research hours are Monday - Friday, 10:00 a.m. - 5:00 p.m. (Closed on federal holidays.)