The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Courtyard Warwick Castle. Valentine Series. 1904
Newark Castle. Valentine Series. 1904
Windsor Castle. Valentines Series. 1904
Inverness from the Castle. Valentines Series. 1904
Keep. Dudley Castle. Valentines Series. 1904
Conway Castle. Valentines Series. 1904
The Barbican. Alnwick Castle. Valentine. Sepiatype. 1951