1. The influence of aeration on bacterial growth and on associated chemical changes;Allen,1940
2. Recent developments in the microbiology of retting. Part II. The part played by bacteria in retting the flax and purifying the liquor;Allen;J. Soc. Chem. Ind.,1946
3. Effect of continuous aeration on bacterial oxidation of organic matter;Allen;J. Hygiene,1946
4. Official Standardised and Recommended Methods of Analysis;Anon,1973
5. Methods of Test for Textiles;Anon,1974