Part 35 of a series reassessing the documentary record behind the 1933 Magenta narrative. TL;DR: A recording released in September 2026 preserves Ruppelt’s Boston briefing of 26 March 1952, before the Washington sightings. Burlison’s office later presented it as the reel he had sought from MIT. About 20% of roughly 800 reports remained unexplained in his estimate. That was a share of reports, not a probability of extraterrestrial origin. He took difficult cases seriously but said the project...