Maxwell First description and rational for the curl operator
DeForest Lee DeForest’s description of the audion (aka triode)
Armstrong_1 Edwin Armstrong’s account of how the audion really worked
Black’s The original paper on negative feedback
Armstrong_2 Edwin Armstrong’s original paper on FM
Nyquist Harry Nyquist’s original paper, the key so understanding DSP
Shannon Paper by Claud Shannon the father of information theory
Bardeen Physical Principles Involved in Transistor Action, Bardeen and Bratain
Cohen Seymour Cohen describes the foundation of numerous cavity filter designs
Marconi_1 Marconi_2 A fascinating history of Guglielmo Marconi by G A Isted, who was his assistant personally seeing to all working for the Marconi Co. from 1923 - 1969
Hogenauer The original paper describing what in now the workhorse CIC filter
Mitola Joe Mitola’s amazing vision about SDR in 1995