1855
de Struve | Selander
1:200k
1897
1914
K. Gleditsch
1:1m
1854
Schubert, Friedrich Theodor
1:1m
1854
Schubert, Friedrich Theodor
1:1m
1908
1:600k
1877
1827
Vandermaelen, Philippe, 1795-1869
1:2m
1913
Ukjent
1745
Academy of Sciences, St. Petersburg
1:1m