Peirce also remarked in a letter how electrical relay circuits correspond one-for-one with boolean logic formulas. He seems to have been the first to notice thi

Peirce also remarked in a letter how electrical relay circuits correspond one-for-one with boolean logic formulas. He seems to have been the first to notice this, almost 50 years before anyone else. His writings are very tedious to me, though, and I hope this article I just glanced through makes him more palatable.