found: Simsch, A. Die Wirtschaftspolitik des preussischen Staates in der Provinz Südpreussen 1793-1806/07, c1983:t.p. (Provinz Südpreussen)
found: Brockh. Enzy., 1973:(Südpreussen; Prussian province formed from southern West Prussia and various Polish jurisdictions after the 2d and 3d partitioning of Poland, 1793-95; annexed to the Napoleonic Duchy of Warsaw at the Peace of Tilsit in 1807; its western section became part of the Prussian Grand Duchy of Poland at the Congress of Vienna in 1815; in 1830 the Duchy became the Province of Posen)
found: Wielka enc. powsz. PWN, 1962-1970:v. 9, p. 497 (Prusy Południowe)
