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DL版:Let's Make & Use the SLIDE RULE!

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    ¥ 200

This 16-page full-color booklet introduces you the SLIDE RULE, a handy calculator that needs no any energy. It's very easy to use it. Paper craft is attached to the booklet because you may not have it (your grand-pa may do). Once you get the booklet, you can made and use the slide rule.

This 16-page full-color booklet introduces you the SLIDE RULE, a handy calculator that needs no any energy. It's very easy to use it. Paper craft is attached to the booklet because you may not have it (your grand-pa may do). Once you get the booklet, you can made and use the slide rule.