Who was an American writer responsible for a dissertation concerning  the towns and districts built near sediment formations around Lake Superior?
Paul H. Landis Paul Henry Landis, (5 March 1901 – 30 August 1985) was an American sociologist. A prolific writer of over 20 books and 100 journal articles, Landis’s work spanned the fields of rural sociology, Natural Resource Sociology, Sociology of Education, Adolescence, Social Control, and many other topics. Born in Cuba, Illinois, Landis was raised in a fundamentalist religious upbringing, before attending Greenville College and eventually the University of Michigan for a Masters Degree and The University of Minnesota for a PhD. After graduation from the University of Minnesota in 1931, Landis joined the faculty of South Dakota State University (then called South Dakota State College) as an assistant professor in the Department of Rural Sociology. His PhD dissertation on Minnesota's Iron Range was published as the book "Three Iron Mining Towns: a study in cultural change", now considered a landmark in Natural Resource Sociology. In 1935 he joined the faculty of the Washington State University (at the time called the State College of Washington), eventually becoming the official State Professor of Sociology, as well eventually Dean of the Graduate School at Washington State. Landis was elected and served as President of the Rural Sociological Society from 1945-1946.
John Ward Westcott John Ward Westcott (December 19, 1848 – August 17, 1913) was an American ship captain on the Great Lakes in the late nineteenth and early twentieth century. He is noted for making and developing the first floating range lights for safe navigation in Lake St. Clair at the Detroit River. He developed a mail system between moving Great Lakes freighters, that ultimately led to the only floating United States post office, and enabled United States Mail delivery to ships 'on the fly'.