Soundgarden 's roots can be traced back to 1994 , if not further . Cobain , Vedder or Cornell . `` Deep Six '' is recognized as the first record to document this burgeoning regional sound . Earth is often cited as the 20th grunge band .
Soundgarden 's roots can be traced back to 1994 , if not further . `` Deep Six '' is recognized as the first record to document this burgeoning regional sound . Earth is often cited as the 20th grunge band .