Moving ice

how the Great Lakes formed

The story of how America's Great Lakes were formed by the shifting of miles-thick sheets of ice.

9781725301566
book

Holdings

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375888270763892389857362917641HOE263HOE0095551551.31 EMM551.3116950443851736800991
389917871797262290857362917641WCOM476T 535578551.31 EMM551.3117095678151709567815