De geboorte van het Hoogheemraadschap van Delfland
Subtitle: ontginning en bedijking in de Vroege Middeleeuwen
By: N.P.H.J. Roorda van Eysinga.
Publisher: Canaletto
Published: 1988
Place of publication: Alphen a/d Rijn
Language: dut
Number of pages: 150
Subjects: Reclamation of land -- Netherlands -- Delfland -- History.; Dikes (Engineering) -- Netherlands -- Delfland -- History.; Science, Medieval.; Delfland (Netherlands) -- History.; Delfland (Netherlands) -- History -- Maps.
Notes: Includes bibliographical references (p. 143-147) and index.
Summary in English.