stepped reckoner
stepped reckoner · stepped reckoners
A very early mechanical calculator invented by Gottfried Wilhelm LeibnizA very early mechanical calculator (completed in 1694) invented by Gottfried Wilhelm Leibniz.
Значение
значений: 1(историческое)A very early mechanical calculator (completed in 1694) invented by Gottfried Wilhelm Leibniz.
Формы
мн. число: stepped reckoners| Ед. число | stepped reckoner |
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| Мн. число | stepped reckoners |
правильный