Background
Ericson, John Ernst was born on October 21, 1858 in Stockholm Company, Sweden. Son of Andrew and Sophia (Lind) Ericson.
Ericson, John Ernst was born on October 21, 1858 in Stockholm Company, Sweden. Son of Andrew and Sophia (Lind) Ericson.
Civil Engineer, Royal Polytechnic Institute, Stockholm, 1880.
Doctorate. (Mistress Ralph Haven Quinlan). Bridge constructor in Stockholm, 1880-1881. Came to the United States, 1881.
Resident engineer, T.,C.&Saint Louis (Clover Leaf) Railroad until April 1882.
Designer Hopkins & Company, bridge builders, Saint Louis, summer of 1882. On United States Government canal surveys (Illinois and Mississippi Canal) until summer of 1883.
Draftsman, City Hall, Chicago, 1884-1886. Assistant engineer, 1886-1889.
Assistant chief engineer, designing $2,000,000 water works for Seattle, Washington, 1889-1890.
Assistant engineer, Sanitary District of Chicago, 1890-1892. Assistant engineer, tunnel work, et cetera, City of Chicago, 1892-1893. First assistant city engineer, 1893-1897, city engineer, July 6, since 1897.
Member Board Local Improvements, Chicago, July 1, 1903-April 12, 1904, having leave of absence as city engineer
Married Inez Malmgren, July 11, 1888 (died 1893). Married second, Esther Malmgren, June 30, 1896.