I'm mostly interested in (and aware of) the older country (pre-1980),

Here are links to some of my country-focused articles:

https://medium.com/1ntune/roy-acuffs-night-train-to-memphis-7bb0bbeb2a44

https://medium.com/the-riff/shoot-the-turkey-buzzard-bluegrass-skronk-4b8ef385994d

https://medium.com/1ntune/little-roy-lewis-7eaf648d90e4

https://medium.com/@slhale/the-first-country-record-is-still-amazing-d0c0990bc516

https://medium.com/the-riff/have-yourself-a-classic-country-western-christmas-e4c457591ee4

https://medium.com/1ntune/country-music-and-all-that-jazz-67d52008a202

https://medium.com/play-weird/the-dixon-brothers-intoxicated-rat-ba075288c090

f do like the outlaw and neo-outlaw stuff as well. Looking forward to discovering Janet Devlin from your article.