1. Map of Maryland showing state road system and state aid roads : completed or under construction Published / Created: 1910 Call Number: 777gmb 1911 Container / Volume: BRBL_00504A Image Count: 2 Resource Type: Maps, Atlases & Globes Description: "Based on surveys made in cooperation with the United States Geological Surveys". Publisher: Maryland Geological Survey, Subject (Geographic): Maryland--Maps Found in: Beinecke Rare Book and Manuscript Library > Map of Maryland showing state road system and state aid roads : completed or under construction December 31, 1911.