Yarbrough: Letter to a new great-grandson

Dear Samuel Knox Wansley, Welcome! You are my seventh great-grandchild and the fourth male in my growing family tree.However, I suspect that is of little importance to you at this point. I have the notion that having arrived only a couple of weeks ago, you are more interested in sleep and sustenance than in your ranking. Besides, as you will soon learn, all seven of you are ranked Number One.I am…