1946. This is one in a series of 455 mid 20th century fire insurance maps produced by the Fire Insurance Rating Organization of New Jersey. Municipal Fir...
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1952. This is one in a series of 455 mid 20th century fire insurance maps produced by the Fire Insurance Rating Organization of New Jersey. Municipal Fir...
1971. Bonnichsen, Bill. Map showing locations of bedrock outcrops (rock exposed at the land surface), scale 1:125,000. Minnesota Geological Survey.
1980. A map outlining the areas surrounding Deal Lake in Monmouth County, including recreational areas as well as areas in need of restoration. Source ma...
1909. A map of the beach in Keansburg, New Jersey.
1840.
2000. Boerboom, Terrence J. and Holm, Daniel K. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Waite Park Area, St. Cloud District,... Minnesota Geological Survey.
1987. Mossler, John H. Paleozoic (age of rocks) rock type and stratigraphy nomenclature (formalized descriptions and terminology) for Minnesota. Minnesota Geological Survey.
1969. Austin, George S. Paleozoic (age of rocks) Stratigraphic Nomenclature (formalized descriptions and terminology) for Southeastern Minnesota. Minnesota Geological Survey.
1983. Mossler, John H. Lithostratigraphy (rock type and stratigraphic position on the landscape) of the Maquoketa-Dubuque-Galena Formations, and the Decorah-Platteville-G... Minnesota Geological Survey.