Part 14 of a series reassessing the documentary record behind the 1933 Magenta narrative. TL;DR EG&G’s route from MIT strobes to nuclear-test instrumentation is documented; the company was incorporated in 1947, after its founders’ wartime work. A CIA history names EG&G in the A-12’s 1959 radar testing. That establishes a specific contribution to a known program. Janet’s terminal and airlift requirements leave public traces, but a recruitment advertisement or proposed contract does not identif...