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Nick Pourfard: Charts

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Inspired to reconsider a classic calculation tool, Nick Pourfard designed these beautifully letterpress-printed 'Equivalent' and 'Tap & Drill' charts for you, us, and everyone we know who needs occasional help with math.

18" x 21" each

Printed in San Francisco, CA.

Questions? Call us at (415) 285-2050 or email us at