Worldfairs Forum - Expositions Universelles et Internationales

Histoire et actualité des Expositions Universelles et Internationales / History and news of World Exhibitions, World Expos and World Fairs.
https://www.worldfairs.info:443/forum/

Verre pliable pavillon de l'Europe / folding glass in European pavillon

https://www.worldfairs.info:443/forum/viewtopic.php?f=93&t=2918