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Duration
30 minutes
Series Info
Season 15 Episode 15

Quick Summary

The world's oldest type of paper

About This Program

The production of 99 per cent of America's raisins in California's San Joaquin Valley. Plus, the manufacture of the world's oldest type of paper

How Do They Do It? broadcasts on Quest HD at 11:00pm, Wednesday, 10 December 2025. (Subtitles)

Channel Numbers:
Sky HD840Virgin137
Amazon.co.ukShop the best deals on Amazon
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As an Amazon Associate we earn from qualifying purchases.