Legend (Boundaries_Census)

TIGER_DC_County (0) TIGER_DE_County (1) TIGER_MD_County (2) TIGER_NJ_County (3) TIGER_PA_County (4) TIGER_VA_County (5) TIGER_WV_County (6) TIGER_MD_County_WaterClip (7) TIGER_BALTREG_County_WaterClip (8) TIGER_BALTREG_MPO_Area (9) TIGER_MD_County_MPOArea_WaterClip (10)