78 rpm

Why Nerdy White Guys Who Love the Blues Are Obsessed With a Wisconsin Chair Factory | Collectors Weekly

These guys were collecting the music that resonated with them, and then it became the document of that time, the music that endured.

http://www.collectorsweekly.com/articles/why-nerdy-white-guys-who-love-the-blues-are-obsessed-with-a-wisconsin-chair-factory/

A "beleza" dos 78rpm não reside na qualidade sonora, mas na sensação de se estar a ouvir um registo do qual não deve haver "memoria" (masters)...muito deles eram gravados diretamente no disco sem haver replicações desses discos.