Military and civilian personnel in a Navy Department office in the Main Navy or Munitions Buildings, in 1918 or early 1919. Many of the women present are Navy Yeomen (F). There are several officers in the room, including a lieutenant commander (with an overseas chevron on his sleeve) at right. Note open windows, many with sunscreens installed, and desks designed for filing purposes. U.S. Naval History and Heritage Command Photograph.