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Irrigation Department

වාරිමාර්ග දෙපාර්තමේන්තුව

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The Institution of Water Engineers

Lapworth, H. Macaulay, F.W. Chapman, S.C. Walker, A.E.C. Dixon, F.J. Gourley, H.J.F. Hill, H.P. Lewis, L.H. Smith, C.C. Stilgoe, H.E. Kendall, P.F. Macclean, W.N. Raffety, S.R. Hobbs, A.T.

The Institution of Water Engineers - The Institution of Civil Engineers Great George Street, S.W. 1929 - 16p. Fig.

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