Helsingfors - (:unkn) unknown (Kartographische Abteilung des Stellvertretenden Generalstabes der Armee, 1914)
Scale 1:800,000
Binded together with: H284-304.
There is a note on the map: For official use only.
Keywords: Helsinki-Finland; Tallinn-Estonia; Ülemiste järv-Estonia; Finland Gulf