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I have four slide rulers, and all of them I picked up at various antique shops. The latest one I bought is the same type that the Apollo astronauts took to the
by spc476 5y ago
I have four slide rulers, and all of them I picked up at various antique shops. The latest one I bought is the same type that the Apollo astronauts took to the moon (Picket N600-ES, about 6" (15.5cm) long). I paid about US$5 for it.
- ddingus 5y agoI will have to go looking. The conversion one would go great with my analog dial metrology gear, most of which was made with imperial units.