BRITISH PRIME MINISTERS: A good selection of signed Free Front envelopes (five being the front panels only) by various British Prime Ministers of the 19th century comprising George Canning (1770-1827) British Prime Minister April - August 1827, Duke of Wellington (1769-1852) British Prime Minister 1828-30, 1834 (addressed to Sir Robert Inglis, signed with his initial only, and with a red wax seal to the verso), Earl Grey (1764-1845) British Prime Minister 1830-34, Viscount Melbourne (1779-1848) British Prime Minister 1834, 1835-41, Robert Peel (1788-1850) British Prime Minister 1834-35 & 1841-46, Lord John Russell (1792-1878) British Prime Minister 1846-52, 1865-66 (addressed to Lord Seymour, marked Private, and with a good black wax seal to the verso), Earl of Derby (1799-1869) British Prime Minister 1852, 1858-59, 1866-68 (addressed to N. MacLeod Esq. at the National Portrait Exhibition, marked Private, and with the remnants of a red wax seal to the verso), Viscount Palmerston (1784-1865) British Prime Minister 1855-58, 1859-65 (with a good red wax seal to the verso), Benjamin Disraeli (1804-1881) British Prime Minister 1868, 1874-80, William Gladstone (1809-1898) British Prime Minister 1868-74, 1880-85, 1886 and 1892-94 (addressed to Admiral Hamilton), and Marquess of Salisbury (1830-1903) British Prime Minister 1885-86, 1886-92 & 1895-1902 (addressed in another hand). Some age wear and minor faults, generally G to about VG, 11