Search:

I think the "Dividers" I used cost a couple bucks at an office supply store. The nice thing about them, compared to a "paper clip" is that it holds the exact measurement to then be compared to the...

That's why I said I used it in my fly tying classes. It was a way the new tiers could check their material proportions.

I knew they were "proportional" somethings............Looked it up. They are called "proportional dividers".
Anyway, they work well for what I used them for as they maintained the setting for...

Mike,
Weren't they used in Naval navigation back in the day? To calculate distances after setting the device to a distance on the map legend?

Just ran across my old compass. I thought they were called proportional spacers, but I guess not.
It is a drafting tool. Has no pencil, just two metal sharp pointed ends.
Anyway, when I taught...