Sundial cannon fires at noon

Craft & Design Science
Sundial cannon fires at noon
noon gun.JPG

The glass is aligned to concentrate the sun’s rays, lighting the cannon’s fuse at high noon. More pics here, and a very detailed .pdf from the British Sundial Society on so-called “noon cannons” here. [via Neatorama]

2 thoughts on “Sundial cannon fires at noon

  1. jerusalem squint says:

    if that’s a latitude engraved on this handsome device, it’s designed for rather north Scottish latitudes, around Edinburgh

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I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

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