. >> from the 13th annual national book festival on the national mall in washington dc, denise kiernan presents her book, the goals of atomic city, the women who helped win world war ii. this book is about 45 minutes. >> hello. thank you for coming. and i will take a picture of everybody. [laughter] >> and the count of three, everyone say uranium. one to three. [inaudible conversations] >> well, that's a good one. last. thank you to jamie and organizing and maintaining and library congress for maintaining what i consider to be what we can do to celebrate a wonderful books are an important they are in our life, in a very busy library of congress. also all the sponsors as well. in my book, i will talk a little bit about it and i believe time for questions. in my book, "the goals of atomic city" came out in march. the true story of a young women group living in a secret city during world war ii working on the manhattan project, however they did not know that at the time. just so everyone is on the same page, the manhattan project was a top secret government project during world war ii des