4797 Through various Low Countries, to Holland.
4798 Banknotes and coins quite strange.
4799 "Wind"mills operated by electricity.
4800 Furthermore, they do not mill; they are water pumps.
4801 Dutch presence in America, North, South.
4802 Tulips and potatoes.
4803 Binomial The Hague / Amsterdam and binomial La Paz / Sucre.