Favourite illustrations #1
This is from John Wilkins's Mathematical Magick, published in 1648 (picture is from the 1707 edition), possibly the first book on applied mathematics in English. It shows a device by which a man, blowing into a straw (top left) can, by an arrangement of gears, uproot an oak tree. (Of course, this was before Newton's Laws of mechanics.)
As far as I know this machine was never made. Otherwise the Monty Python Lumberjack Song would have been rather different:
I'm a lumberjack and I'm OK,
I sleep by night and I work by day,
I blow down trees ...
As far as I know this machine was never made. Otherwise the Monty Python Lumberjack Song would have been rather different:
I'm a lumberjack and I'm OK,
I sleep by night and I work by day,
I blow down trees ...
1 Comments:
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