In 1952, my great-grandfather, Arthur Ryberg founded Franklin Park Building Material (also referred to as Franklin Park Ready Mix). He was a construction worker and architect from Connecticut and did work in New York until he moved to Chicago in the 1930's. He died when I was just a young boy, but I'll tell you the story as I have received it. Arthur was a young boy when he hurt his leg ice skating. He unfortunately never told his mother about the injury and later in life was