The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
View from Tower. Barnard Castle. Valentines Series. 1915
Barnard Castle. View from Tower. Valentines Series. 1905
Greetings from Barnard Castle. Multi view. Valentine
Barnard Castle. View from the Castle. Friths Series. William White. No. 41434
Barnard Castle. Multi view. Valentine. Photo Brown
New Bridge. Barnard Castle. Valentine. 1919
Bowes Museum. Barnard Castle. Valentine. 1907