The district commander Orville E. Babcock was aide-de-camp for in 1862 was from what state?
Orville E. Babcock:  As Assistant Engineer and aide-de-camp for district commander Nathaniel P. Banks, in 1862 Babock worked on fortifications to aid in defending the nation's capitol from Confederate attack. Nathaniel P. Banks: Nathaniel Prentice (or Prentiss) Banks (January 30, 1816 – September 1, 1894) was an American politician from Massachusetts and a Union general during the Civil War.
Massachusetts