Computer recording of defects in sewerage systems observed in closed circuit television surveys - Lester, J.; Water Research Centre; Rees (William F.) Ltd.; Transport and Road Research Laboratory (Crowthorne, [Eng.] Transport and Road Research Laboratory, 1979)
This report relates to a research programme being undertaken jointly by the Water Research Centre (WRC) and TRRL, including work carried out by William F. Rees Ltd.
Includes bibliographical references.