“We’re history, that’s who we are,” declares Nina Buck, the owner of the Palm Court Jazz Café, which celebrates its 30th anniversary this month. When Nina’s husband, the late George Buck, bought the Decatur Street building to house his multi-faceted GHB Jazz Foundation, Nina simply envisioned a coffee shop at street level. That idea grew and the happy result is the Palm Court, a jazz club, bar and restaurant that’s become a destination for jazz lovers from arou...