I have never in my life needed a slide rule, but this one is a blast to play with.
It’s a follow up to yesterday’s printable rulers.
Virtual Pickett N909-ES SIMPLEX TRIG RULE with METRIC CONVERSION Slide Rule.
I have never in my life needed a slide rule, but this one is a blast to play with.
It’s a follow up to yesterday’s printable rulers.
Virtual Pickett N909-ES SIMPLEX TRIG RULE with METRIC CONVERSION Slide Rule.
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