The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Oxford. Christ Church Cathedral. Spire and Cloister. F. Frith. No. 57307
Cloisters and Cathedral Spire. Christ Church. Oxford. E38086. O. F. Stengel
Christ Church Oxford. Cathedral and Chapter House. S. W. Newbery. Topical Press. Pitkin Pictorial
Oxford. Christ Church Cathedral and Tom Tower. Raphael Tuck and Sons Oilette Postcard 7644. 1913
Oxford. Christ Church. Cathedral and Meadows. The Broad Walk. Quadrangle. Valentine. RP. Multi View
Oxford. Christ Church Cathedral and Cloisters. Davis
Oxford. Christ Church. The Cathedral and Chapter House. Topical Press Ltd. Pitkin Pictorial Postcards. S. W. Newbery
Oxford Cathedral and Christchurch College. Hampshire County Council. N. S. D. Westminster