Item Description: Article from Wireless World, May 1972 / ww72b1 Title: 'The Transmission-line Loudspeaker Enclosure' By A. R. Bailey Article reproduced with kind permission of Phil Reed, Editor Electronics World, Formerly Wireless World, 16 February 2004 Electronic copy supplied by: Colin Royle 12/02/2004 - Email colin@hifiloudspeakers.info enquiries@hifiloudspeakers.info