1. Map of Belzoni drainage district, Washington County, Mississippi : showing division of the district Published / Created: 1911 Call Number: 794gcf B419 1911 Container / Volume: BRBL_00521 Image Count: 1 Resource Type: Maps, Atlases & Globes Found in: Beinecke Rare Book and Manuscript Library > Map of Belzoni drainage district, Washington County, Mississippi : showing division of the district into units and the proposed system of ditches and channel improvements.