The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
York Archaeological Trust. Anglian Helmet. C. 750. A. D. Found at Coppergate. York. E. T. W. Dennis and Sons Ltd. Mike S. Duffy
York Archaeological Trust. Anglian Helmet. E. T. W. Dennis. Mike S. Duffy
Jorvik Viking Centre. Viking Craftsmen. here on market. York Archaeological Trust. D. Unwin. Dennis
Jorvik Viking Centre. York Archaeological Trust. Dennis. 1986
York Minster. York Archaeological Trust. M. S. Duffy. Dennis
Jorvik Viking Centre. Wharf. York Archaeological Trust. Dennis. D. Unwin
Jorvik Viking Centre. Viking Craftsmen. York Archaeological Trust. D. Unwin. Dennis
