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| Napiers bones | |
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| NAPIERS BONES Definition: (written as - Napier's bones) An invention of Napier's for multiplying and dividing mechanically by means of rods. ____________________________________ See perfect type (1). See perfect invention (2). See perfect specificity. See perfect usage (2). See perfect invention (1). See perfect form (1). See perfect usefulness. | |
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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. |
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