C.866: 'Acyl coenzyme A: 6-aminopenicillanic acid acyltransferase from penicillin chrysogenum and aspergillus nidulans', by Abraham et al., FEBS Letters 262, 1990. 6pp copy of a typescript of paper.

C.867-C.874: 'Isolation of deacetoxycephalosporin C from fermentation broths of penicillium chrysogenum transformants: construction of a new fungal biosynthetic pathway', by Abraham et al., Proceedings of the Royal Society B 248, 1992. Correspondence regarding preparation and publication of the paper, September 1991-December 1992. Included are typescript drafts, some with manuscript revisions by Abraham. Also includes material printed out from a floppy disc found with the papers.

C.875: 2pp manuscript draft by Abraham, entitled 'The Production of Cephalosporins by a Transformant of Penicillium chrysogenum', of an introduction for a paper, with a revised typescript version and a further 1p typescript draft. Possibly early drafts of the paper 'Production of deacetoxycephalosporin C by transformants of Penicillium chrysogenum: antibiotic pathway engineering', by Abraham et al., Industrial Microorganisms (possibly a publication by the American Society of Microbiology), [?1993].

C.877-C.879: Miscellaneous correspondence, with reports, regarding progress of research, 1988-1991, 1994.

C.880-C.881: Miscellaneous typescript reports, etc., by the Lilly Research Laboratories, 1961, 1962, 1971.