Comment on Illustrated Self-Guided Course On How To Use The Slide RuleparentComments−avhon16yYou can also get it at hardware stores for lubricating locks.−EricE6yThe versions for lubricating motorcycle cables are finer and less messy than the cheap stuff they sell for locks. If you want to be neater with your slide rule, anyway :)
Comments
You can also get it at hardware stores for lubricating locks.
The versions for lubricating motorcycle cables are finer and less messy than the cheap stuff they sell for locks. If you want to be neater with your slide rule, anyway :)