Some observations on Byzantine control stamps.

von Nesbitt, J.W.
Veröffentlicht in Ecclesiastical silver plate in sixth-century Byzantium. Papers of the symposium, Baltimore - Dumbarton Oaks May 16 - 18, 1986
Umfang/Format: 225-227.

Double names on early Byzantine lead seals.

von Nesbitt, J.W.
Veröffentlicht in Dumbarton Oaks Papers, 31.1977
1977.
Umfang/Format: 109-121, Taf.