00600cam a22001337a 4500 180718b1966 xxu||||| |||| 00| 0 eng d X81x42 Un3 Technical problems of river authorities and sewage disposal authorities in laying down and complying with limits of quality for effluents more restrictive than those of the royal commission by Ministry of Housing and Local Government London Her Majestry's 1966 19p Water -- Pollution -- Great Britain Sewage disposal -- Great Britain U.k. Ministry of Housing and L 413910 413910 0 0 0 0 IIPA IIPA 2009-02-19 X81x42 Un3 DA38 2018-07-21 2018-07-21 DA