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James L. Gilbert's avatar

For those of you who want to see the evolution of hash marks check out this article from last year. https://jamesleegilbert.substack.com/i/135759304/hash-marks

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Tom Lockney's avatar

Nice that James doesn't confuse "hash marks" with Lockney Lines. Despite Tim's best efforts, many people still seem to refer to the "Lockney Lines" (invented by my father, John Lockney) as "hash marks."

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