Legend (Thematic/Demographics___1897__1900__1902)

1897_black (0) 1897_black_hm (1) Sparse - Dense 1897_white (2) 1897_white_hm (3) Sparse - Dense 1900_black (4) 1900_black_hm (5) Sparse - Dense 1900_white (6) 1900_white_hm (7) Sparse - Dense 1902_black (8) 1902_black_hm (9) Sparse - Dense 1902_white (10) 1902_white_hm (11) Sparse - Dense