Departement Publieke WerkenPublieke Werke Dept.Wierda, Sytze Wopkes, 1839-19112014-08-262014-08-261896-06-012014-08-26http://hdl.handle.net/2263/41645Digitised version of National Archive file S.3/1257. Sketch plan of a cold water reservoir, Warmbaths, signed by "S.W. Wierda, Hoofd van Publ.Werken"Note on plan: "No 333"Sketch planPDF, JPEGNational Archives; Digital rights: University of PretoriaReservoirWarmbathsPlan or blueprint