Barrington Papers. Vols. lxxxiii, lxxxiv Correspondence and papers relating to recruitment and augmentation, including various recruitment plans submitted to Lord Barrington; 1755-1780, n.d. Partly French, copies. Two volumes.
Barrington Papers. Vols. lxxiii-lxxviii. Correspondence and papers relating to Britain's relationship with Canada and America; includes Bills, narratives, letters etc. concerning the raising, quartering and supplying of troops, maintenance of forts, Boston riots, etc.; 1749-1778, n.d. Six volumes.
Barrington Papers. Vols. lxxx, lxxxi. Correspondence and papers relating to the war with France; 1755-1763. Mostly French. Partly copies. See also Add. Ch. 76999, 77001. Two volumes.
Barrington Papers. Vols. li-liii (ff. ). Correspondence and papers, mainly applications, relating to the Compassionate List and King's Letter; 1753-1774, n.d. Three volumes.
Barrington Papers. Vols. xix-l. Correspondence and papers relating to employment, including requests for patronage, promotions, appointments, memorials, buying and selling of commissions, etc. A small amount of material dates from times between and following Barrington's periods in office; 1756-1792, n.d. Partly French, copies, printed. Thirty two volumes.
Barrington Papers. Vols. lv-lxxii. Letters of acknowledgement and thanks addressed to Lord Barrington, mostly relating to patronage. Barrington only actively started preserving these letters from Michaelmas 1757, although a few survive from an earlier date. A small number of letters date from outside Barrington's periods of office; 1752-1778, n.d. Partly French. Eighteen volumes.
Barrington Papers. Vol. civ-cvii (ff. ). Miscellaneous outsize papers from the Secretary at War's office, including abstracts of estimates, accounts, lists of officers, troop dispositions, rates of pay, etc.; 1752-1780, n.d. Four volumes.