John Bunker and David Buchanan gave a couple of talks on Cider Day all  about their experiences with finding and planting heritage apples. They also got to sell their books. I knew about David's book, Taste, Memory: Forgotten Foods, Lost Flavors, and Why They Matter,  but I didn't know that John had also written, and illustrated, a book about the apples and orchards of Palermo where he lives in Maine. Not Far From the Tree: A Bried History of…