Oh, it's there. Early map makers weren't exactly known for thier accuracy. Combine roughly equal parts inaccurate instrumentation and lazy make shit up and the result is globes like this.
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That raggedy coastline above the "seam" is the northern coastline along the Northwest Passages. The notch in the coast on the right is Hudson Bay and the peninsula is Newfoundland and Labrador.
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In the hubris of the early explorers, the expectation was that there was an easily navigable passage to the Pacific. This globe reflects that assumption.
There was no reasoning behind this other than, "there just was." Some explorers literally spent their lives looking for that non existent waterway.
.
That raggedy coastline above the "seam" is the northern coastline along the Northwest Passages. The notch in the coast on the right is Hudson Bay and the peninsula is Newfoundland and Labrador.
.
In the hubris of the early explorers, the expectation was that there was an easily navigable passage to the Pacific. This globe reflects that assumption.
There was no reasoning behind this other than, "there just was." Some explorers literally spent their lives looking for that non existent waterway.