00457cam a2200169u 4500 unk83074344 DLC 20260227112801.0 840105s1933 ilu 000 0 eng unk83074344 DLC CarP DLC QR201.D9 D49 Dienst, Robert Baxton, 1903- Studies on the variation of Bacterium dysentariae. (Sonne) Chicago, 1933. iii, 81 p. 32 cm. 91488 91488