Stiffness was Lower than our standards for Adirondack Spruce nor were these soundboards as acoustically Dwell. Despite the good look, we could not in very good conscience industry this spruce as Adirondack/Red Spuce. A lot in the spruce from these spots is possibly White Spruce or perhaps a Purple/Black/White hybrid. https://spruce-lumber-for-sale78900.prublogger.com/28258817/the-basic-principles-of-norway-spruce-lumber-for-sale