Refraction status and motility defects of persons 4-74 years, United States, 1971-1972 / Jean Roberts and Michael Rowland.Jean Roberts1978
Introduction to Chemistry, by Wilhelm Ostwald; Authorized Translation by William T. Hall and Robert S. Williams ... with 74 Figures in the Text.Wilhelm Ostwald1911
Tuberculin skin test reaction among adults 25-74 years, United States, 1971-1972 / Arnold Engel and Jean Roberts.Arnold. Engel1977
Itinerare auf der insel Lesbos, von Heinrich Kiepert und Robert Koldewey. Sonderabdruck aus Koldewey's Lesbos, s. 74-89.Robert Koldewey1890DE
Skin Conditions and Related Need for Medical Care Among Persons 1-74 Years, United States, 1971-1974 / Marie-Louise T. Johnson and Jean Roberts.Marie-Louise Johnson1978
Eye Conditions and Related Need for Medical Care Among Persons 1-74 Years of Age, United States / James P. Ganley and Jean RobertsJames P Ganley1983