
1950
North-Vietnamese Geography Department
1:100k

1950
North-Vietnamese Geography Department
1:100k

1700

1764
Bellin, Jacques Nicolas, 1703-1772
1:1m

1950
North-Vietnamese Geography Department
1:100k

1950
North-Vietnamese Geography Department
1:100k

1950
North-Vietnamese Geography Department
1:100k

1954
Baranov, Anatolij Nikolaevič; Soviet Union. Glavnoe upravlenie geodezii i kartografii

1883
Hassenstein, Bruno
1:2m

1966
Československá akademie věd.; Klíma, Jan
1:10m