The last page in sheet music was normally used by the publisher to advertise other songs or songbooks. Clarence Williams had all of the bases covered with this selection of images from the back of one of his 1935 sheet music publications. You could buy piano solo books by two of New York's greatest stride pianists, James P Johnson and Willie (The Lion) Smith or maybe one by the publisher/pianist himself, Clarence Williams. If that wasn't enough, the Clarence Williams Publishing Company could also help you improve your singing voice, no matter if you were a professional or beginner. Now where were the x-ray glasses?