Nicholson, Harry Helstrip.
The principles of field drainage. - [2d ed.] - Cambridge : University Press, 1953. - 163 p. : illus. ; 22 cm.
Includes bibliography and index.
53009544
GB53-5322
Drainage.
S621 / .N5 1953
631.6 / NID
The principles of field drainage. - [2d ed.] - Cambridge : University Press, 1953. - 163 p. : illus. ; 22 cm.
Includes bibliography and index.
53009544
GB53-5322
Drainage.
S621 / .N5 1953
631.6 / NID