N° 04. Papers. Vol 2. Proceedings of the 3rd International Congress of FIP'58 (766 pages - 05 - 10 May 1958) - Berlin, Germany
N° 05. Papers. Vol 1. Proceedings of the 4th International Congress of FIP'62 (630 pages - 27 May - 2 June 1962) - Rome-Naples, Italy
N° 06. General Report and Discussion. Vol 2. Proceedings of the 4th International Congress of FIP'62 (504 pages - 27 May - 2 June 1962) - Rome-Naples, ...
N° 07. Prestressed Concrete Roads and Airfield Runways - FIP-PIARC Symposium 1962 (165 pages - 02 June 1962) - Naples, Italy PDF format
N° 08. Proceedings of the 5th International Congress of FIP'66 - English version (249 pages - 1966) - Paris, France