Scope and arrangement
Peter S. Van Orden of Rockland County was Major General of the Fourth Infantry Division (15th and 29th Brigades) of the New York State Militia, and a New York State Assemblyman. Papers consist of correspondence (mainly letters received), brigade orders, officer rosters, and inspection returns. Several items pertain to the election of a Brigadier General for the 15th Brigade in 1823. Van Orden’s brigade orders for the 29th Brigade, dated May 11, 1812, call for a detachment to be ready to march at a moment’s warning.