1960-07-16 1960-09-07
Drawings
IBM Research Center
1960-07-16 1960-09-07 Drawings IBM Research Center 1960-07-15 1960-07-18 Drawings IBM Research Center 1954-04-27 1955-05-27 Drawings UNESCO, Headquarters (Place de Fontenoy) 1955 1958 Drawings UNESCO, Headquarters (Place de Fontenoy) |