**Magothy River to Annapolis Roads Natural Oyster Bars, 1906** This Maryland coastal survey documents the precise locations of natural oyster beds between the Magothy River and Annapolis Roads, charted during the height of the Chesapeake Bay's commercial oyster industry. The map employs distinctive hatching patterns and depth soundings to delineate productive oyster grounds from surrounding waters. Printed on heavy stock with crisp lithographic detail and strong color retention.