H.38-H.42: Brötzu, G. Brötzu was Director of the Institute of Hygiene, University of Cagliari, Sardinia, Italy. He discovered the antibiotic properties of the cephalosporium organism in 1945 and provided it for further study to H.W. Florey and Abraham and their colleagues at Oxford University and the Medical Research Council in England which resulted in the development of the cephalosporin antibiotics. Correspondence and papers regarding the award of an honorary degree to Brötzu by Oxford University, 1971, and a reception and dinner given in Brötzu's honour by the National Development Research Council, 1972. Miscellaneous correspondence regarding Brötzu's death. 1971-1981.

H.43: Browne, C.A. Browne was a D.Phil. student in the Sir William Dunn School of Pathology. Recommendations. 1970-1976.

H.44: Brownlee, G.G. In 1980 Brownlee came from the MRC Molecular Biology Laboratory, Cambridge to take up the post of E.P. Abraham Professor of Chemical Pathology at the Sir William Dunn School of Pathology, Oxford. 1979-1980, 1987.

H.45-H.49: Chaudhury, R.R. Chaudhury was an Indian scientist who was a graduate student of Lincoln College, Oxford, 1955-1958. He pursued his career with the World Health Organisation (WHO) with a period at the Postgraduate Institute of Medical Education and Research, Chandigarh, India. Correspondence regarding career, visits, etc. 1971-1993, 1998.

H.50-H.52: Chmara, H. Chmara came from the Department of Pharmacology Technology and Biochemistry of the Technical University, Gdansk, Poland to work for a year, 1978-1979, in Abraham's laboratory on the antibiotic bacilysin. Correspondence and papers regarding arrangements for visit, research, publication, conference, etc. 1978-1984, 1989.

H.53-H.54: Coombe, R.G. Coombe came from the Pharmacy Department, University of Sydney to spend a sabbatical year from December 1971 in Abraham's laboratory. Correspondence and papers regarding arrangements for visit, research etc. Includes research reports. 1971-1977.