Printed commercial map companies often include minor errors to prove ownership of their work. Here in Dallas Mapsco publishes annual hardcopy detailed street maps in book form and there are minor errors on every page put there intentionally. A newspaper article mentioned that they try to do things that wouldn't affect usage such as place a small named island in the middle of a lake.
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Printed commercial map companies often include minor errors to prove ownership of their work. Here in Dallas Mapsco publishes annual hardcopy detailed street maps in book form and there are minor errors on every page put there intentionally. A newspaper article mentioned that they try to do things that wouldn't affect usage such as place a small named island in the middle of a lake.