Ioannes 208 was a basilikos asekretis; owner of a seal dateable to the eighth or ninth century: Schlumberger, Sig., p. 446, no. 16 (facsimile). Obv.: invocative monogram of Θεοτόκε βοήθει with the legend τω - δου - λω - σου. Rev.: + - Ιωανν - η βασιλ - ικω ας - ικριτις.

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