Excavations at Dorestad; a pre-preliminary report: 1967-1968.
1969. Berichten ROB 19; pp. 183-207, 26 fig. (incl. 6 fold-out), 2 photoplts. h.t. Attached: Agriculture in early-medieval Dorestad; a preliminary report, by W. van Zeist; pp. 209-212, 1 fig. 4 phhotoplts. Orig. extract, stapled, very good, 4to.
1991. Nederlandse Oudheden 14 / Projekt Oostelijk Rivierengebied 2; 297 pp. 85 fig. (1 fold. in pocket), 9 maps. Orig. wrps. libr. stamp on cover, very good, sm4to.
The origin and development of the state service for archaeological investigations in the Netherlands /&/ Twenty-five years ROB: twenty-five years of excavations.
1972. Reprints Ber. ROB 22; pp. 17-71 &119-134, 3 fig. Orig. wrps.very good.