decade of progress : the United States Army Medical Department, 1959-1969 / Prepared and published under the direction of Hal B. Jennings ; Jr. Editor … circular surgeon general s office. war department report on the hygiene of the United States army with descriptions of military posts / [by John Shaw Billings] circular surgeon general s office. war department report on barracks and hospitals with descriptions of military posts / [by John S. Billings]