The approach of Mr. Ivins [Prints and Visual Communication, 1953] readily reveals why historians until recent times “have rarely found anything they were not looking for," (p. 4), This remark of Mr. Ivins reinforces the insight of Sigfried Giedion in Mechanization Takes Command that “anonymous history" must be the students’ main resource today. ‘Anonymous history” is without a point of view, since it is the actual mosaic of discoveries and developments which the collective and cooperative energies of men have patterned.