Airfield
Region: South Finland, Uusimaa
Location indicator: EFHK
In the 1950s

NDB approach runway 22 (October 1953) (Source: US DoD)

Airport map (October 1953) - There is one runway - 043/223: length 2000 m, width 60 m (6562 feet x 197 feet). The later runway 15/33 is shown dashed here, it is either planned or already under construction. (Source: US DoD)
In the 1960s

NDB approach runway 22 (October 1960) - Now there are two runways - 04/22: length 2000 m, width 60 m (6562 feet x 197 feet), 15/33: length 1800 m, width 60 m (5905 feet x 197 feet). (Source: US DoD)

ILS approach runway 22 (October 1960) (Source: US DoD)
Index to the objects shown on the maps
Aerodromes / Lentokentät:
- Helsinki Malmi, Helsinki Vantaa
Airspace / Ilmatila:
Radio beacons / Radiomajakat:
- Helsinki Locator "H", ILS "HK", Outer Marker, Middle Marker, Inner Marker
- Korso NDB "OJZ"
- Malmi NDB "M"
Air traffic control / Lennonjohto:
- Helsinki Approach Control, Helsinki Tower
Source for all maps, if not marked otherwise: US Department of Defense (US DoD)