Includes the following articles, by authors worldwide: The chemical approach to biodeterioration prevention: retrospects and prospects G. J. M. VAN DER KERK The role of cellulolytic bacteria in the digestive processes of the ship-worm. II. Requirements for bacterial cellulase in the digestive system of teredine borers JOANNE M. CUTTER and F. A. ROSENBERG A comprehensive investigation of the corrosion of polymeric materials used in the microbiological fermentation industry W. N. KESTELMAN, V. L. JAROVENKO and E. I. MELNIKOVA Rate-limiting factors in biodeterioration of plastics J. L. OSMON, R. E. KLAUSMEIER and E. I. JAMISON The ability of polymers or materials containing polymers to provide a source of carbon for selected microorganisms E. S. PANKHURST, M. J. DAVIES and H. M. BLAKE Biodeterioration of multiple-phase systems B. E. PURKISS The mechanism of Sulphide corrosion by sulphate-reducing bacteria D. D. MARA and D. J. A. WILLIAMS The corrosive action of heterotrophic marine bacteria E. TAWADSE and S. KEMCHADSE Extracellular enzyme system utilized by the fungus Chrysosporium lignorum for the breakdown of cellulose KARL-ERIK ERIKSSON and BERT PETTERSSON Biodegradation of cellulosic substrates by marine fungi SAMUEL P. MEYERS, SOOMI LEE CHUNG and DONALD G. AHEARN The effect of aromatic compounds on cellulase and xylanase production of fungi Schizophyllum commune and Chactomium globosum JURAJ VARADI Some observations on decay mechanisms of microfungi deteriorating wood B. KING and H. O. W. EGGINS Growth and deteriorative ability of fungi at low oxygen tensions J. H. WALSH Laboratory analysis of problems in papermakers' felts J. M. SHARPLEY and M. E. KING Fungal testing of textiles: a summary of co-operative experiments carried out by the working group on textiles of the International Biodegradation Research Group (IBRG) J. LA BRIJN and H. R. KAUFFMAN Problems of testing materials with termites GÃœNTHER BECKER Microbiological deterioration of rubber cables in deep mines and the evaluation of some fungicides in rubber B. J. ZYSKA, B. J. RYTYCH, L. P. ZANKOWICZ and D. S. FUDALEJ Mode of action of resins in preventing microbial degradation of cellulosic textiles A. M. KAPLAN, MARY MANDELS and M. GREENBERGER Trybutyltin oxide: some factors influencing its development and ap plication as a preservative G. MILLER Anti-cockroach and anti-fungal surface coatings I. D. SINGH, S. L. PERTI and R. N. TANDON Decay in wood constructions below the ground water table JULIUS B. BOUTELJE and BO GORANSSON Analysis of the fungal population in wood JOHN A. BUTCHER Paint fungicides -- a review O. PAULI Some side effects of fungicides in paints L. J. COLEMAN and MRS. J. F. HALL Problems of ship-archaeology and the preservation of ancient ship remnants G. D. VAN DER HEIDE The choice of biocides for library and archival material A. BAYNES-COPE Fungal species on wooden artistic works under particular wet con ditions ANNA GAMBETTA and ELISABETTA ORLANDI Biological aggression of works of art in Venice ANDREA PALENI and SERGIO CURRI Certain observations on the biodeterioration of museum materials in India S. M. NAIR Nicobium castaneum (Col. Anobiidae), a pest in wood materials and works of art S. CYMOREK Direct examination of biodeteriorated material microflora by scanning electron microscopy ROMANO LOCCI The role of marine fungi in the biodeterioration of materials E. B. GARETH JONES and J. IRVINE Marine fouling and boring organisms at 200 feet depth in open water of Monterey Bay, California E. C. HADERLIE -- AATA