That tonights program, which is being recorded, will last approximately 45 minutes. This includes 15 minutes for questions and answers. Please submit your questions via the q a function on your zoom screen at any time during the talk. We will respond to as many as possible during the final part of the program. And now, saving the union and ending the civil war. So our series has argued that in aggregate, objects and documents have the singular power to convey a sweeping historical narrative, in our case, the story of the civil war. So harold, now looking back on the book, which inspired the series, the civil war and 50 objects, are there any objects or documents among the plethora of choices we had in new york historics collection that you wish we had been able to include . Oh, from the book . I would say we covered the waterfront pretty well in terms of diversifying the choices. I guess a couple of regrets for time reasons was the handwritten diary of George Templeton strong, perhaps,