Book, Proceedings: 5th International Wool Textile Research Conference vol. IV, 1975 Historical information "Proceedings: 5th International Wool Textile Research Conference, vol. IV" Sept. 1975. Subjects wool - chemistry weaving yarn production, deutsches wollforschungsinstitut an der technischen hochschule aachen e.v., scouring, carbonising, carding, combing, wool - chemistry, weaving, yarn production