Michigan Limestone in the Great Lakes Stone Trade

trade and the part of Michigan quarries in this trade. Such is the purpose of this paper. Statistics for 1937 are largely used, being the latest available at the time the study was initiated. There is no record of annual lake shipments of stone before 1915, but in that year 3,854,106 net tons were moved. Stone transported in 1918 exceeded grain shipments for the first time. Since then stone has been the third

Archaeology · Geography · American Environmental and Regional History · Archaeological Research and Protection · Archaeology and Natural History · Geology