Where to get early style door hinges (1966) rebuild?

Read this and sweat less.

(Psst: '72-'93 Dodge D/W-series pickup truck lower hinges are the same as '66-'76 A-body lower hinges, too. That's how come dudeguy was able to offer amaze-o new genuine Chrysler hinges on eBay for a bunch of years not very long ago)