How To Find A Certain Group Of NON-english Speaking People And How To Sell Them Something Specific Not Knowing A Word In Their Language.

I had a bunch of pretty rare Progressive Rock (a.k.a Prog Rock) CDs and I wanted to sell it to peoples in the know - that is, to connoisseurs, to be able to get real good price for real rare stuff.
I already knew how to reach American musicheads, but I also knew that Prog Rock […]