1.

Technical Paper
Technical Paper
1. ACTIVITIES REPORT OF THE EUROPEAN SPACE AGENCY
Longdon, Norman ; Hunt, James
Pub. info.: NASA Technical Reports.  pp.1-236,  1990.  National Aeronautics and Space Adminstration
2.

Technical Paper
Technical Paper
2. SOME PERSONAL REMINISCENCES : The ESRO-ESA Space Science Story : Twenty-five years of European cooperation
Huber, M.C.E., Prof. ; Longdon, Norman
Pub. info.: NASA Technical Reports.  pp.1-41,  1990.  National Aeronautics and Space Adminstration
3.

Technical Paper
Technical Paper
3. This Report published in accordance with the terms of the Convention for the establishment of a European Space Agency,Article XII,1(b),which require the Director General to make an Annual Report to the Council.
Longdon, Norman ; Guyenne, T.D.
Pub. info.: NASA Technical Reports.  pp.1-217,  1991.  National Aeronautics and Space Adminstration
4.

Technical Paper
Technical Paper
4. Symposium for Reimar Luest
Longdon, Norman
Pub. info.: NASA Technical Reports.  pp.1-50,  1991.  National Aeronautics and Space Adminstration