Methods and machines for tile and other tube drainage /
Theobald, G. H.
Methods and machines for tile and other tube drainage / prepared by G.H. Theobald. - Rome : Food & Agriculture Organization of the United Nations, c1963. - xiii, 104 pages : Illustrations ; 23 cm.
Includes bibliographical references.
Drain-tiles.
Drainage.
Methods and machines for tile and other tube drainage / prepared by G.H. Theobald. - Rome : Food & Agriculture Organization of the United Nations, c1963. - xiii, 104 pages : Illustrations ; 23 cm.
Includes bibliographical references.
Drain-tiles.
Drainage.