Spencer 1762-1812 Perceval

Letter to the Right Honourable Spencer Perceval on the Expediency and Propriety of Regulating by Parliamentary Authority the Practice of Variolous Inoculation, with a View to the Extermination of the Small-Pox

Letters of His Royal Highness the Prince of Wales, and the Right Honourable William Pitt, on the Proposed Regency, 1788-9