The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Durham Castle. Norman Arch. Frith. No 60762
Guildford. Castle Arch. Friths Series. No. 51871. 1909
Tintagel. Castle Arch. Friths Series. No. 36989
St. Cross. Triple Norman Arch. Friths Series. No. 37253
Durham Castle. Norman Arch
Durham Castle. Norman Arch. 1912
Middleham Castle. Friths Series. No. 33129. 1907
Farnham Castle. Friths Series. No. 85467