Wave That Flag: Grateful Dead's From the Mars Hotel Spotlights Elementary Strengths of Each Band Member and Features "U.S. Blues," "Unbroken Chain," "China Doll," and More.Mastered on Mobile Fidelity's World-Renowned Mastering System and Strictly Limited to 4,000 Numbered Copies: 180g 45RPM Vinyl 2LP Set Boasts Dynamic, Smooth Sound.