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Green, John C.: Castle Danger Quadrangle, Minnesota -  Lake County topographic field map
Green, John C.: French River Quadrangle, Minnesota - St. Louis County topographic field map
Green, John C.: Silver Bay Southeast, Minnesota topographic field map
Green, John C.: Split Rock Point Northeast Quadrangle, Minnesota - Lake County topographic field map
Green, John C.: Split Rock Point Quandrangle, Minnesota - Lake County topographic field map
Green, John C.: Two Harbors Quadrangle, Minnesota - Lake County topographic field map