This section is from the book "The Boy Mechanic Vol. 2 1000 Things for Boys to Do", by Popular Mechanics Co.. Also available from Amazon: The Boy Mechanic, Vol2: 1000 Things for Boys to Do.
In an emergency, the ordinary tablespoon can be used as a lemon squeezer by turning the lemon around the end of the spoon. This produces the same result as obtained with the regular squeezers, which act on the principle of extracting the juice by turning and crushing the lemon over a rough projection which approximately matches the shape of a half lemon. - Contributed by L. E. Turner, New York, N. Y.
Ill: The Shape of the Spoon Bowl Produces the Same Effect as the Lemon Squeezer
 
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