These images are zoomable. See the icons in the bottom right-hand corner.
‘Harold Fisk’s 1944 ‘Geological Investigation of the Alluvial Valley of the Lower Mississippi River’ showed the ghost trails of the river over time’
- Ptak Science Books
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Ghost Trails of the Mississippi RiverThese images are zoomable. See the icons in the bottom right-hand corner. ‘Harold Fisk’s 1944 ‘Geological Investigation of the Alluvial Valley of the Lower Mississippi River’ showed the ghost trails of the river over time’ - Ptak Science Books
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How can I get prints of these maps? They are wonderful!