The London Underground map with NO colour: Alternative chart uses patterns instead of colours - so, would you be able to navigate using it?

Summary
It's one of the most iconic maps in the world. But would you be able to navigate using the London Underground map...if it had no colour?
Description from Daily Mail.
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The London Underground map with NO colour: Alternative chart uses patterns instead of colours - so, would you be able to navigate using it?
It's one of the most iconic maps in the world. But would you be able to navigate using the London Underground map...if it had no colour?
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