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Klotz, Otto Julius

Born Preston, (Cambridge, Ontario, Canada), 31 March 1852

Died Ottawa, Ontario, Canada, 28 December 1923

Otto Klotz pioneered the development of geophysics in Canada. The son of German immigrants Otto and Elisé (née Wilhelm) Klotz, Otto studied at the local grammar school and entered the University of Toronto in 1869 but transferred to the University of Michigan the following year. There he studied with James Craig Watson at the Detroit Observatory. After graduating as a civil engineer in 1872, Klotz returned to Preston to establish a private surveying practice. After obtaining the highest qualifications in surveying, he became a contract surveyor for the Department of the Interior (1879), working on the prairie surveys. In 1885, the department gave him the more difficult task of surveying the Canadian Pacific Railway line through the mountains of British Columbia. In 1892, Klotz moved to Ottawa to become a permanent staff member. With the Chief Astronomer, William