The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Colchester Castle. Valentines Series
Colchester Castle. Valentines Series. 1915
Castle Park. Colchester. Valentines Series. 1911
Dunster Castle. Valentines Series. 1904
War Memorial and Castle. Colchester. Valentine. No 220475. RP
Chester. The Castle. Valentine Series
Dorchester. Maiden Castle. Valentines Series. 1907
Lowther Castle. Valentines Series 4306. Post Card