GRAYS-THURROCK, (Essex) 17 cm. 19 mm. from London, is so called from its ancient Lds. the Grays of Codnor in Derbyshire; one of whom obtained a charter for a Mt. on F. which is now kept on Th. and a Fair on June 28 and 29. Since his time, 2 other Fairs are held here, one on May 12 and 13, the other Oct. 9 and 10. Its Mt. is a very good one for corn and cattle.