Three Banned Berkshire-based authors to fuel your imagination (not stoves!) The Book Mill, next to Shaker Mill Books, is large, lofty, and rustic. It’s drafty and chilly in the winter. It’s welcoming in the early days of spring, and a downright furnace in the summer. A stove is a last thing it needs. Yet, a stove is among the first items visitors see when they walk through the Mill’s wide-open double doors. It’s not just any stove. It’s a Station Agent #24, made by Union Stov