Background
Bretherton, Sidney Elliott was born on April 16, 1854 in Gloucester, England. Son of George and Elvira (Legg) Bretherton.
Bretherton, Sidney Elliott was born on April 16, 1854 in Gloucester, England. Son of George and Elvira (Legg) Bretherton.
Brought to the United States, 1859. Educational public schools, Flinton, Ontario, Canada, and night school, Oswego, New New York
Began as assistant assayer Morgan Smelter, Salt Lake City, Utah, 1877. Assayer, Stockton Smelter, Utah, 1878. Assayer and chemist, Louisiana Plata Smelter, Leadville, Colorado, 1879-1881.
Superintendent and metallurgist, Bonanza Smelter, Colorado, 1882, Arkansas Valley Smelter, Leadville, 1882-1883.
General superintendent and metallurgist, American Smelting Works, Leadville, 1883-1893. In consulting practice, 1893-1905.
Consulting engineer, Afterthought Copper Company, 1905-1916. Consulting practice, 1916.
Retired, 1926.
Mason (Knight of the Order of the Thistle).
Married Belle Wright, September 1, 1886.