Announcing the National Emergency Library, a collection of books that supports emergency remote teaching, research activities, independent scholarship, and intellectual stimulation while universities, schools, training centers, and libraries are closed. prestito libri registrandosi al sito:https://archive.org/details/nationalemergencylibrary?and%5B%5D=architecture&sin=per scaricarli bisogna anche registrare un ID Adobe. Naturalmente si possono fare anche altre ricerche; è un’iniziativa  legata all’emergenza Covid:  https://archive.org/details/nationalemergencylibrary