Plan of Princeton Mine No 2nd Shaft (1910)
1 2021-06-21T15:34:01-04:00 Benjamin Steinig 74775bc5c03628537e0192f4b5deec6811d610f6 7 1 The site first discovered in 1844, the Princeton Iron Mine was founded near Princeton, Michigan and has been a part of the Marquette Iron Mining District. This map displays the various types of minerals mined when the site was active. plain 2021-06-21T15:34:01-04:00 46.289897, -87.477025 1910 Benjamin Steinig 74775bc5c03628537e0192f4b5deec6811d610f6Contents of this tag:
- 1 2021-06-21T15:33:50-04:00 Benjamin Steinig 74775bc5c03628537e0192f4b5deec6811d610f6 Primary Source Data Visualizations for Michigan History 1 This page provides a list of primary source data visualizations to support inquiry in Michigan history. They are organized according to the scope and sequence in Michigan's social studies standards, which has students studying Michigan before statehood in third grade, and after statehood in fourth grade. plain 2021-06-21T15:33:50-04:00 Benjamin Steinig 74775bc5c03628537e0192f4b5deec6811d610f6