How to read this record
Serial 844 is the practical handle for this record. It is filed as "Vault Serial" in May 8 Release. The metadata location is Detroit, MI.
What the metadata shows
May 8 Release lists a PDF document named "65_HS1-101634279_100-DE-18221_Serial_844" inside the case group "FBI Detroit File — Serial 844 (1958)" under "Vault Serial" with location "Detroit, MI" and time marker "1958". No companion record is listed in this case group, so the page should not imply cross-file confirmation.
How to classify it
Classify this as an FBI archival slice (Serial 844) for Detroit, MI (1958). The section or serial number is the meaningful handle for finding the surrounding correspondence.
Source trail
Source reading: War.gov Release 1 file mirrored through Cloudflare R2; original filename "65_HS1-101634279_100-DE-18221_Serial_844.pdf"; War.gov original link is preserved.
What cannot be inferred
An FBI section or serial is an archive pointer. Inclusion in a file does not mean the Bureau verified the sighting claim.