The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Warwick Castle. Frith Series. Postcard. 1904
Barnard Castle. View from the Castle. Friths Series. William White. No. 41434
Newark Castle Walk. Friths Series. No. 35554
Windsor Castle. Friths Series
Arundel Castle. Friths Series. 1904
Middleham Castle. Friths Series. No. 33129. 1907
Stranger Stone. Deepdale. Barnard Castle. Friths Series. No. 23090
Dunster. Market Place and Castle. Friths Series. No. 27510. 1906