It's #FlatTopFriday!!! Guitar of the Day: 1938 Gibson Advanced Jumbo in Original Sunburst finish with Adirondack Spruce top, Rosewood back and sides, firestripe pickugard, and arrow head inlays. One of the rarest, and most collectable #Gibson #FlatTops of All Time!!! Store manager, Mark Agnesi, showing you how this #GibsonAcoustic #AdvancedJumbo sounds like here at #NormansRareGuitars. For any questions you may have or price inquires please give us a call at 818-344-8300. So what do you guys think?