The Massive Dev Chart
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The Massive Dev Chart is the world's largest source of processing times for developing black & white film. Continually updated, the chart has been online since 1995 and contains both manufacturer's published times and user submissions. All data is curated using multiple source verification and actual user feedback. To submit times to the chart please use the form on the left of this page, or email:
Please feel free to print and distribute this list for personal or educational use only, but do not republish in any form or post on the Internet or any other computer network.
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