Family history and serendipity go together.  Talk to any genealogist or family historian and you’ll hear stories of amazing finds – cousins who email with just the information needed, family bibles that turn up in unusual places, the headstone you find in the cemetery when you’ve almost given up searching.  I’ve had my fair share of serendipitous moments, but today I’ll share just one: revisiting the house that William H. Kelsey built. As a young...