Background
Oliver, Edwin Letts was born on November 9, 1878 in San Francisco, California, United States. Son of William Letts and Carrie (Brown) Oliver.
Oliver, Edwin Letts was born on November 9, 1878 in San Francisco, California, United States. Son of William Letts and Carrie (Brown) Oliver.
Student college of mines University of California, 1900, Doctor of Laws, 1945.
Various surveying jobs in several mines, 1900-1903. Surveyor, engineer North Star Mines Company, Grass Valley, California, 1903-1906, research, designer builder two cyanide plants, 1906-1910. Operator Union Hill Mines, Grass Valley, 1914-1917.
President Idaho Maryland Mines Group, 1925-1950.
Established Oliver Continuous Filter Company, San Francisco, 1910. President Oliver United Filters, Incorporated., 1928-1954.
Merged with The Dorr Company in 1954 to form Dorr-Oliver Incorporated., founder-chairman, 1954.
Member American Institute Mining and Metallurgical and Petroleum Engineers, Mining and Metallurgical Society American, Chemical Metallurgical and Mining Company of South Africa, Society of Golden Bear, Sigma Xi, Delta Upsilon, Sigma Gamma Epsilon. Clubs: Engineers, Bohemian (San Francisco).
Married Minnie Giffin Walker, September 23, 1905. Children: Roberta (Mistress F. L. Greenlee), William, Mary (Mistress A. F. Shannon), Edwin Letts.