Robert Havira collection, 1837-1949.
Related Entities
There are 3 Entities related to this resource.
Havira, Robert,
http://n2t.net/ark:/99166/w65x6bsd (person)
Martin, Helen M. (Helen Mandeville), 1889-1973
http://n2t.net/ark:/99166/w6x363z9 (person)
Helen Mandeville Martin (1889-1973) devoted her life to the conservation of Michigan's natural resources. A native of South Dakota, she attended the University of Michigan, intending to be a writer, but changed curriculums and earned an A.B. degree in chemistry and geology. From 1908-1916, she taught high school geology and physiography in Battle Creek, Michigan. She earned her master's degree in geology and chemistry from the University of Michigan in 1917. Her career as a geologist and editor ...
Michigan. Geological Survey Division
http://n2t.net/ark:/99166/w6rn8b3q (corporateBody)
The Michigan Geological Survey was created by Public Act 20 of 1837. Its purpose was to conduct a geological and mineralogical survey of the state. The state legislature appointed Douglass Houghton the first state geologist (1837). In 1921, the state legislature established the Department of Conservation, and the Michigan Geological Survey became part of that department (Public Act 17 of 1921). The Department of Conservation established the Geological Survey Division circa 1947. In 1968, the dep...