slide rule
nräknesticka
An analog calculator consisting of three interlocking strips marked with logarithmic scales, such that multiplication, division etc. can be performed by the equivalent of addition and subtraction.
räknesticka
An analog calculator consisting of three interlocking strips marked with logarithmic scales, such that multiplication, division etc. can be performed by the equivalent of addition and subtraction.
För fördjupning, läs mer hos myndigheter och officiella källor:
För vidare läsning hänvisar vi till etablerade medier som: