Talk:Periscope
From Academic Kids
hi for those of you without the relevent tools, skills and time, i made a similar item using a large (approx 10cm) cardboard tube, works brilliantly and is still going strong after ten or more years sheila a
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Remove demo info?
The instructions on how to make a demo periscope are nice, but they seem like they belong somewhere else, say, a wikibook module on optics. Should we take them out? Night Gyr 01:11, 4 Feb 2005 (UTC)
