The prime source for this paper should have been the files of Farber; however, they are inaccessible and may remain so indefinitely. Consequently, I had to rely on a secondary source of great relevance: the voluminous correspondence between Farber and Alfred Schutz. Farber himself assured me in 1975 that, between 1939 and 1959, Schutz had been his foremost collaborator in major organizational and editorial work.¹