Welcome to the 1520 Perfect Dictionary

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Keystone (1)
KEYSTONE (1)

Definition: (architecture) The central stone at the top of an arch that keeps all the other stones in position.
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WHICHEVER ...


See perfect architecture (1).

See perfect architectonics (2).
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See perfect position (2).

See perfect support (3).
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See perfect collapse (2).

1520 Products

1520 Products was established in 2005 with the purpose of entertaining and teaching us on key and important aspects of life (such as marriage, sex, etc) through the playing of games which will allow us to laugh but at the same time pass a message of what is the right or ideal way.

1520 Sex Game

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