Thanks to a bunch of contributions in the last 24 hours, I have another version available here:
https://drive.google.com/file/d/1MI0...ew?usp=sharing
The total number of pennants in the catalog is 994 (a few dupes were removed).
63% have the manufacturer identified.
35% of the pennants have scarcity identified.
Please let me know if I've missed anything or made any errors.