Althorp Papers. Vols. cmlxxvii-cmlxxx. Books containing accounts of a similar nature, one entitled 'Taylor's Abstract of Althorp Bills'; 1802-1810. Four volumes.
Althorp Papers. Vols. cmlxxxiv, cmlxxxv. Abstracts of the accounts of Richard Harrison and John Shaw Lefevre; 1808-1831. Partly autograph. Two volumes.
Althorp Papers. Vol. mviii. Volume, mostly autograph, with a few later entries in another hand, containing details of the dimensions and growth rates of several trees in Althorp Park; 1793-1928. 270 x 215 mm.
Althorp Papers. Vol. mix. Autograph volume containing details of the dimensions and growth rates of trees at Wimbledon Park; 1806-1826. Contains typescript paper recording measurements of trees up to 1948. 230 x 192 mm.
Althorp Papers. Vol. mxiii. Volume containing reminiscences in chronological order; 1758-1834. Three pages have been pasted in to an otherwise blank volume. Binding of brown leather, gilt stamped with the Spencer arms, and with a lock and key. 270 x 205 mm.
Althorp Papers. Vols. mxxxvii-mxlv. Notebooks, marked 'S.B.' on cover, recording details of criminal cases and other matters brought before the Northamptonshire Quarter Sessions; 1787-1821. Autograph. Nine volumes. 154 x 90 mm.