Title and for a wonderful, fascinating conversation. Thank you very much. Thank you, paul thank you all. Good afternoon, everyone. Im david brigham. Im the librarian and ceo here at the Historical Society of pennsylvania. It is a great pleasure to have you here for our inaugural program in our refreshed patterson room. This is literally the first event in this newly renovated space. So welcome and thank you for coming by with us this afternoon. Were absolutely delighted to be collaborating with the Philadelphia Club and appreciate the promotional support from the Library Company of philadelphia and the American Philosophical Society. Our topic today is the underground railroad and one of our colleagues has described William Still. Els journal si as the most extensive, most important document of the underground railroad that survives. So we are thrilled to be able to share that with you under the plexiglass over there, youll be able to see it again at the end of the program. But were go