AMERSHAM, or AGMONDESHAM, a market-town in Buckinghamshire, consisting of about 200 houses, with a free-school, and four alms-houses. It sends two members to parliament, and has a market on Tuesday. It is a rectory rated at 48 l. 16 s. 8 d. in the king's books. The market-house is a very handsome structure. W. long. 0. 15. N. lat. 51. 47.