Here are some interesting links to info about this phenomena!
Background
Fat Possum Opens Its Own Vinyl Pressing Plant
Digital Media News: 2014 Vinyl Sales Up 38%
Things You Should Know Before Starting A Vinyl Collection
German Police Bust ‘Europe’s Largest’ Underground Pressing Plant
Facilities
Welcome to 1979: Masters of Their Domain
Mastering Lab: Vinyl Mastering
The Vinyl Factory: How To Master A Record
Air Studios Mastering… be sure to download their Vinyl App!
Jack White’s Third Man Records…fastest record ‘record’
United Recording Pressing…the largest pressing plant in the US!
jimkaudio 