1. Morgan, G., and Walls, L. P., with a note by Browning, C. H., Gulbransen, R., and Robb, J. V. N., J. Chem. Soc., 389 (1938).
2. Browning, C. H., Morgan, G. T., Robb, J. V. M., and Walls, L. P., J. Path. Bact., 46, 203 (1938).
3. Browning, C. H., Browning, P., and Robb, J. V. M., J. Path. Bact. 50, 371 (1940).
4. Browning, C. H., and Calver, K. M., J. Path. Bact., 55, 393 (1943).
5. Calver, K. M., Trop. Dis. Bull., 42, 704 (1945) (summary of thesis for degree of Ph.D., University of Glasgow).