Photographs: Friends, colleagues, circa 1898-1916

Contains photographs of Hull at different stages of his career, projectile and air stream experiments, and photographs and original glass plates and glass plate negatives of the pressure of light experiment. Also includes correspondence and a data sheet related to photographs of bow and stern waves and the Edgewood Arsenal. Of note are photographs of the “Enola Gay”, the airplane that dropped the first atomic bomb on Hiroshima in 1945.