Brunet de Baines’s project for uniting the Louvre with the Tuileries Palace in 1833, Paris
Design for an International Historical and Memorial Museum, Washington D.C.
Project design for reusing the Eiffel Tower structure as a central hall for the World’s Fair in 1900, Paris
Design proposal to turn the Eiffel Tower into a colossal hotel for the 1900 World’s Fair, Paris
Proposed design for the grand festival hall of the Exposition Universelle in 1900, Paris
Boileau’s design for a structure with vaulted ceilings
Boileau’s concept for a cast iron hall
The Rundhaus, 1959
A projected plan for a château d’eau
Buckminster Fuller’s Dymaxion House
Webb’s projected design for the proposed Victoria Monument at Buckingham Palace, London
1950s concept drawing for a space station
Design for a department store, Ecole des Beaux-Arts, Paris
Theo van Doesburg’s study for a Circulation City, 1924-29, Paris
A 1948 transportation concept, Japan