Althorp Papers. Vols. cmxcix-mi. Bills, receipts, etc., concerning book purchases; 1784-1819. Bound in red leather and buckram with gold lettering. F cap folio. Volumes measure 275mm x 450mm. Three volumes.
Althorp Papers. Vols. miii-mvi. Notebooks, marked 'H.T.' on cover, with original numbering, apparently recording House of Lords business; 1788. Autograph. Four volumes. Average size being 117 x 88 mm.