Applications of paper chemistry, J.C.Roberts; accessibility of swollen cellulose, R.Gill; electrokinetics of the paper making system, T.Lindstrom retention aids, D.Horn; dry strength, J.Marton; wet strength, J.C.Roberts; acidic sizing - the rosin alum system, J.Gess; neutral and alkaline sizing, J.C.Roberts; colouring and optical brightening of paper, D.Troech; fillers and opacifying agents, R.Brown; measurement and control, F.Onabe; practical applications of paper chemistry, C.O.Au.