Armory Square Military Hospital in Washington DC, the type of well-ventilated pavilion hospitals constructed by the Army Medical Bureau under the leadership of 33-year old William A. Hammond after his appointment April 1862, until his dismissal by Stanton in 1864. The Bureau built 350 hospitals and increased the number of surgeons from 113 to 9000. General Hammond ordered in July 1862 that at least one-third Union nurses be female, resulting in 3200 women nurses under the supervision of Dorothea Dix ------- <<<< | start | >>>>