1919
Reichs-Marine-Amt
1:50k
1911
1941
Gen St d H Abt f Kr Kart u Verm W IV Mil Geo
1:200k
1940
1:200k
1935
Maanmittaushallituksessa
1:20k
1941
Gen St d H Abt f Kr Kart u Verm W IV Mil Geo
1:200k
1910
1710
Gerard van Keulen
1915
Reichs-Marine-Amt
1:150k
1710
Gerard van Keulen