Postcard: Open pit mining scene from Minnesota's Hull-Rust Mine
Open pit mining scene from Minnesota's Hull-Rust Mine "World's Largest Man Made Hole." Copyright Northern Minnesota Novelties, Crosslake, Minn; printed by Dester Press, West Nyack, NY; modern chrome card #40638-B, not postally used, dated on back of card 1968
Postcard of the Day 20141127
From wikipedia.org: The Hull-Rust-Mahoning Mine in Hibbing, Minnesota, United States, is one of the largest open pit iron mines in the world, with a 1.5 by 3.5 mile footprint and depths up to 600 feet. The mine, located in the Mesabi Range, supplied as much as one-fourth of all the iron ore mined in the United States during its peak production during World War I and World War II.
Postcard: Open pit mining scene from Minnesota's Hull-Rust Mine
Open pit mining scene from Minnesota's Hull-Rust Mine "World's Largest Man Made Hole." Copyright Northern Minnesota Novelties, Crosslake, Minn; printed by Dester Press, West Nyack, NY; modern chrome card #40638-B, not postally used, dated on back of card 1968
Postcard of the Day 20141127
From wikipedia.org: The Hull-Rust-Mahoning Mine in Hibbing, Minnesota, United States, is one of the largest open pit iron mines in the world, with a 1.5 by 3.5 mile footprint and depths up to 600 feet. The mine, located in the Mesabi Range, supplied as much as one-fourth of all the iron ore mined in the United States during its peak production during World War I and World War II.