First you need to know what a Klein Bottle is, if you don’t. Over at Wikipedia you can learn more about what a Klein Bottle is. Once you know that you can understand the difficulties in trying to engrave one. And the bottles made by Cliff Stoll of Acme Klein Bottle makes his out of borosilicate, which is very hard and wouldn’t have liked a laser vs an engraver. Bring in Windall Oskay and Lenore Edman of Evil Mad Scientist Laboratories, creators of the Eggbot and you have a team that figured out how to engrave on the Klein bottle…check it out over at Make, the place for gadgets and gizmos and how to make them.
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How to make translucent paper
I recently unearthed my stamp collection and it it was an oversized stamp of an old fashion slide frame. So I went on the hunt for tutorials on how to make translucent images and I found this video on how to make Glassine paper on YouTube by Our Upcycled Life. Pop on over to the video to watch how to make translucent paper in a few ways.