Answer | Crossword Clue |
---|---|
SOO | Canals between Huron and Superior |
SOO | ... Canals (ships' connection between Lakes Superior and Huron) |
SOO | Locks between Huron and Superior |
SOO | Huron-Superior canals |
SOO | Superior-Huron canals |
SOO | -- Canals (Superior-Huron linkup) |