maps
pages |
size, mb |
pages |
size, mb |
pages |
size, mb |
pages |
size, mb |
pages |
size, mb |
|---|---|---|---|---|---|---|---|---|---|
|
1854 |
.5 |
1877 |
.6 |
1878 |
.7 |
1880 |
.8 |
1881 |
0.7 |
|
1882 |
0.7 |
1883 |
0.7 |
1884 |
0.8 |
1887 |
0.8 |
1889 |
0.7 |
|
1892 |
0.7 |
1893 |
0.7 |
1894-5 |
0.7 |
1896 |
0.7 |
1897 |
0.6 |
|
1910 |
0.7 |
1911 |
0.7 |
1915-1 |
0.5 |
1915-2 |
0.4 |
1916 |
0.6 |
|
1918 |
0.6 |
1927 |
0.6 |
1928 |
0.6 |
1929-1 |
0.7 |
1929-2 |
0.7 |
|
1931-1 |
0.8 |
1931-2 |
0.7 |
1936 |
0.9 |
1970 |
0.7 |
1975 |
0.6 |
|
1979 |
0.8 |
1981 |
0.5 |
2002 |
0.6 |
dynamic application showing changes in rail-ways of north-west Illinois over time
52mb
