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https://www.instructables.com/A-Pocket-Sundial-From-a-Broken-Pocket-Watch/
A Pocket Sundial From a Broken Pocket Watch! : 9 Steps (with Pictures) - Instructables
A Pocket Sundial From a Broken Pocket Watch!: Hello fellow makers, A while ago I bought a box full of old pocket watch spares on marketplace to re-purpose them...
pocket sundialwatch 9with picturesbroken