These Bantu races may be further divided into plain, forest and riverine tribes.
In T831, on the separation of Holland and Belgium, the former had become more amenable to reason; and a system was agreed upon which practically gave free navigation to the vessels of the riverine states, while imposing a moderate tariff upon foreign ships.
Red cedar (Cedrilla) abounds in the riverine flats, but the quality is poor and commercially valueless; and oaks are plentiful, but the wood is coarse.
A vast amount of traffic is directed to Berlin, by means of the Havel-Spree system of canals, to the Thuringian states and the Prussian province of Saxony, to the kingdom of Saxony and Bohemia, and to the various riverine states and provinces of the lower and middle Elbe.
Throughout most of the villages in the rural tracts men, women and children all take part in the agricultural operations, although in riverine villages whole families often support themselves from the sale of petty commodities and eatables.