Morris, T.F., Kelly, R.I. (1997). Origin and physical and chemical characteristics of glacial overburden in Essex and Kent counties, southwestern Ontario. Canadian Journal of Earth sciences, v. 34, p. 233-246.
Till sampling survey, NTS 40J/2, 3, 6, 7, 40G/10, 15 in Essex County, southwestern Ontario, 1988 and 1989. (more)
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