The Farmer’s Wife is a Mother. She is a Sister. She is an Aunt. She is not a Grandmother, and certainly not a Nana—although she has high hopes in being one someday. She did however have both of these at one time or another, therefore she feels comfortable discussing them at length. Today, Nana will be presented. Picture her: A small woman; maybe all of four nine and eighty pounds dripping wet. She’s there, waiting at the back door the moment you arrive to usher you in. Now, I know it’s not much of a back door. Not what it once was. At one time it had been a great…