DROPMORE PAPERS. Vol. CCCCLXIX (ff. 197). 'Projects'; 1806-1807, n.d. Suggestions for inventions and improvements. Inventions: `Projects '; suggestions of inventions and improvements sent to Lord Grenville and his officials: 1806-1807, n.d.
DROPMORE PAPERS. Vol. CXLVI (ff. 126). 1. ff. 1-70v. John Anstey; 1791-1810. See also Add. 59050. 2. ff. 71-126v. Thomas Astle; 1788-1799. See also Add. 59258, 59316. includes: ff. 1-70v John Anstey: Correspondence with Lord Grenville: 1791-1810.ff. 71-126v Thomas Astle, FSA; Keeper of...