Warthe, the Oder's chief affluent, rises on the south-west frontier of Poland, flows north and west into Prussia, then north (past Posen) and west again, and enters the Oder at Küstrin. Length, 445 miles (230 in Prussia, and 265 navigable).
Warthe
Chambers's Encyclopaedia, Volume 10: Swastika to Zyrianovsk and Index, p. 552
Source scan(s): p. 0579