The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Windsor Castle. St. George Hall. F. Frith. No. 75187
Windsor Castle. St. George Hall. F. Frith. No. 36046
Windsor Castle. St. George Hall. F. Frith. No. 75187. 1924
Windsor Castle. F. Frith. Reigate. No. 25398. 1915
Windsor Castle. F. Frith. Reigate. No. 25613A
Windsor Castle. F. Frith. Reigate
Windsor Castle. F. Frith. Reigate. No. 25613a
Windsor Castle. St. Georges Hall. Friths Series. No. 36046