Access Restricted Archival objects in this container: "Ikonen residence Rose Nyberg, Tyra Nyberg seated, Arthur Ikonen, unidentified individual, Anna Marie Ikonen, Irene Ikonen, Oscar Ikonen, Mrs. Ostrum (identified from left to right)": photographic negative, approximately 1978 Outdoor swimming pool on the Mobley property: photographic print and negative, approximately 1911 to 1917 "Father Oscar Ikonen, fiddler; Round Mt.": photographic negative, approximately 1978 Children in the outdoor pool on the Mobley property: photographic print and negative, approximately 1911 to 1917 "Round Mt., Nev.; To Archie from Luzean": photographic negative, approximately 1978 Mobley home: photographic print and negative, approximately 1911 to 1917 "1914 Tonopah, Nev. or Round Mt., Nev. Jackrabbit hunting": photographic negative, approximately 1978 Buildings on the Mobley property: photographic print and negative, approximately 1911 to 1917 Artist's rendering of proposed First Methodist Church, Las Vegas, Nevada: photographic print and negative, approximately 1940 to 1967 Group of women in front of the Mesquite Club, Las Vegas, Nevada: photographic print and negative, approximately 1911 to 1917 Cast proofs: photographic negatives, approximately 1957 to 1977 Gravel testing laboratory at the Stewart Ranch with G. G. Walter and Henry Wieking, 1929 September 20 Abandoned steam tractor, possibly one of the first three tractors ever built, shipped to Eldorado Canyon to move ore, 1947 May Hoover Dam with first 8 cubic yard batch of concrete being placed in the dam, 1933 June 06