http://books.google.com/books?id=3RXxAh_sHaAC&pg=RA1-PA37&lpg=RA1-PA37&dq=margaret+isabella+boyd+wharton&source=bl&ots=cSppJGbK4e&sig=MDYuYBZ6s_gaLcJ1MynLMFYZcok&hl=en&sa=X&ei=2YQHU6OyOaqi2QWvpIHoCQ&ved=0CCwQ6AEwAg#v=onepage&q=margaret%20isabella%20boyd%2