[499]: No. 221.
[500]: Tatler, 236.
[501]: Daily Courant, Nov. 11, 1713.
[502]: The Miner's Friend, or, an Engine to raise Water by Fire described, &c. by Thomas Savery, Gent. London. 1702.
[503]: I.e. intricate and difficult to work.
[504]: The Duke of Marlborough's collection, sold 1882.
[505]: Journal, June 30, 1711.
[506]: Dunciad.
[507]: See [Frontispiece].
[508]: The Life and Errors of John Dunton, Lond. 1705.