References
- Bennett A. H. Phase microscopy, its development and utility. Sci. Monthly 1946; 43: 191–3
- Bennett A. H., Jupnik H., Osterberg H., Richards O. W. Phase microscopy. Trans. Amer. Micr. Soc. 1946; 45: 99–131
- Bosshard E. Phasenkontrast-Mikroskopie. Schweia. Brauerei-Runds. 1944; 55: 131–6
- Dubin I. X., Sharp D. G. Comparison of the morphology of Bacillus megatherium with light and electron microscopy. J. Bad. 1944; 48: 313–29
- Hofer A. W., Richards O. W. Observation of bacteriophage through a light microscope. Science 1945; 101: 466–8
- Knaysi G. Elements of bacterial cytology. xii+209pp. Comstock, Ithaca, NY 1944
- Knaysi G. On the microscopic method of measuring the dimensions of the bacterial cell. J. Bact. 1945; 49: 375–81
- Pijper A. Shape and motility of bacteria. J. Path. & Bact. 1946; 58: 325–42
- Pijper A. Methylcellulose and bacterial motility. J. Bact. 1947; 53: 257–69
- Richards O. W. Phase difference microscopy. Nature 1944; 154: 672
- Richards O. W. The size of living bacteria measured with the phase microscope. (Abstract). J. Bart. 1946; 51: 585., Phase microscopy. (Abstract), find. 51, 563 4
- Richards O. W. Biological phase microscopy. Symp. on Quant. Biol. 1947a; 11: 408–14
- Richards O. W. Growth of bacterial and fungal colonies as seen with the phase microscope. (Abstract)-. J. Bact. 1947b; 54: 4.
- Richards O. W. Phase photomicrography. J. Biol. Photogr. Assoc 1947c; 16: 29–88
- Robinow C. F. Cytological observations on Bad. coli, Proteus rulgaris, and various areobic spore forming bacteria with special reference to the nuclear structures. J. Hyg. 1944; 43: 413–23