CAMBRIDGE, a town on the "eastern shore" of Maryland, U.S.A., on the broad estuary of the Choptank river, near Chesa peake bay; a port of entry and the county seat of Dorchester county. It is served by the Pennsylvania railroad and by steam ers. The population in 192o was 7,467 and it was 8,544 in 193o. It is the business centre of a prosperous farming re gion; a shipping point for fish, oysters and oyster-shells, and agri cultural products; and has a large oyster packing industry, vege table canneries, and other factories. The commerce of its harbour (navigable through the year) amounted in 1925 to 67,090 tons, valued at $4,999,344. Cambridge was founded in 1684, and was chartered as a town in 1900.