UPDATE: Many thanks to all who responded. I should maybe have been a little less figurative with the ASCII art; it was the actual roughness contour lines I was after, though I'm sure I could write an ASCII to vector converter.

Perhaps you could give an example of the format you need, for your sample?

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In reply to Re: Map grid to boundary conversion algorithm by BrowserUk
in thread Map grid to boundary conversion algorithm by Willard B. Trophy

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