A 1947 Blue Book Distinct from Project Blue Book: AMC Records, Twining's SECRET Opinion, and Majestic Documents

To the point

A separate 1947 Blue Book exists apart from Project Blue Book and is linked to secret MAJIC material and Nathan Twining’s flying‑disc assessment, sent to Washington for Maj. Gen. George McDonald, supporting Majestic Documents claims and leaving the declassification timing unclear.

The special 1947 UFO Blue Book from the Majestic Documents mentioned in Tranche 5
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The special 1947 UFO Blue Book from the Majestic Documents mentioned in Tranche 5

A document from September 24, 1947, states a Blue Book needs to be returned along with other TS files. Not to be confused with Project Blue Book, as Scotty Milers cover letter from 1999 explains