Reports on the Hanson Assault, District Special Agent Harrington, August 15, 1922

Black and white image of transmission lines crossing a snow-covered Eldorado Canyon in Boulder City.

An image of a billboard for advertising the Visitor's Bureau in Boulder City. The text on the sign reads: "After your tour of the dam, see the official movie! The Building of the Boulder Dam."

Cressa Springer Hancock posing for her portrait photo at about 14 years old; Note on photo sleeve: "[Cressa Springer Hancock - 14 years - Doris' mother]"; Text on front of photo: "Townsend, Iowa City, Iowa".

Group photograph of Boulder City (Nevada) Elementary School teachers and faculty. Front row, L-R: unknown woman, Emma Wood, Cecelia Thomas, Dorothy Johnson, Mabel Arnold, Edna French, Mae Hale. Second row: Nell Jones, Merle Lyon, Catherine Keese, Addie Heddens, Ada Robeson, Eileen Conners, Marian Sutherland, Paula Donlin. Third row: Andrew Mitchell, Lee Norman, Cal Smith, unknown woman, Evelyn Childress, unknown woman, Violet Muchow, Catherine Willis, Louise Newell, Marge Wallon, Virginia Arp, Thelma Parmelee, Neosha Norman, Rebecca Nalley.

An unidentified desert scene, probably near Las Vegas, Nevada Ca. mid 1900's