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Happy Pie Day! 10 Useful Things You Can Make With A Pie Tin

By Rose Pastore Posted 1.23.13 at 6:00 pm 1 Comments

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Eyepiece Turret For Telescope, October 1933

Popular Science archives

"Every astronomer, whether amateur or professional, knows full well the inconvenience of having to change the eyepieces of the telescope whenever a different magnification is necessary to separate a double star or to reveal more clearly some detail on the moon or planets. A revolving eyepiece turret can easily be constructed to relieve the observer of the task...

Many a lowly pyrex baking dish has been transformed into a telescope mirror, and now a second raid on the kitchenware solves the problem at the other end of the instrument, for the chief requirements for making such a turret as shown are two ordinary tin pie plates."

Read the rest of the story in the October 1933 issue of Popular Science.

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Read the article: Happy Pi Day! 10 Useful Things You Can Make With A Pie Tin

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bombastinator

05/16/13 at 4:15 pm

I like the trouble light. It's a legal way to light an attic without GFI/spark fault garbage. The hook makes it temporary, the pie tin makes it useful. I may build one or two of these.

Now all I need is a pressed aluminum pie tin instead of one of those foil ones...

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