imagine during that time Hitler was gaining power in Europe, while mathematicians and engineers (applied physicists) were developing the theoretical foundations of modern digital computers
you can take a peek on Alan Turing's 1936 paper from this link
https://www.cs.virginia.edu/~evans/greatworks/
Follow
also of Shannon's (note that in Shannon's, closed switch is a logic 0 or what he means by hindrance in his starting discussions?)
Claude Shannon
A Symbolic Analysis of Relay and Switching Circuits (1938)
https://www.cs.virginia.edu/~evans/greatworks/shannon38.pdf
those papers certainly are additional resource materials as i am also into basic applications of logic circuits
(self promotion ;) of course here i arrived at one of de Morgan's theorems! see table 3)
https://foxtrotpaparomeo.wordpress.com/2022/10/28/02052022-updatesbasic-zener-diode-discrete-gate-network-applied-automation-in-battery-charger/