HOLLAND and WATER : MAPS

THEN (left), 1400 A.D.
showing not only trade routes but also very much water and little land . . (because of the 1200 A.D. Frisian flood which killed over 100,000 people).

and NOW (above):
identify Frisia, Wadden, Rhine,
Zuyderzee, Yssel, Zeeland
(left): Hanseatic League: around 1400 A.D., some 160 cities, of which 10 Dutch, including Deventer, Zwolle, Kampen, Stavoren, Groningen, Harderwijk
(right): Land Reclamation: darkest color earliest (1300-1500AD) lightest latest (1900's)
please click to enlarge - BLO fecit 20050216/7 - next page