n 1940 Stonorov, along with George Howe, worked on the design of housing developments in Pennsylvania with Louis Kahn. A formal architectural office partnership between Stonorov and Louis Kahn began in February 1942 and ended in March 1947, produced fifty-four known projects and structures. In 1943, Stonorov co-wrote with Kahn Why City Planning Is Your Responsibility and in 1944 again