ESO’s Director General, Prof. Lodewijk Woltjer welcomes the President of the Federal Republic, Dr Karl Carstens, to the ESO Headquarters on the occasion of the inauguration of the HQ Building on 5 May 1981. In the middle is seen Prof. Reimar Lüst, President of the Max Planck Society, and to the right Prof. Jean-François Denisse, President of the ESO Council.