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Keywords from Image Description:
nationaal archief nationaalarchief luchtvaart helikopter aviation civil aviation civilaviation burgerluchtvaart klm noordzee helikopters klmnoordzeehelikopters klm sikorsky sikorsky sn sikorskysn sn sn sikorsky sikorskys sea king seaking rotary wing rotarywing helicopter rotorcraft blackandwhite monochrome vehicle airplane aircraft