The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
North Wales. Harlech Castle with Morfa Harlech and Snowdon. Judges. C 6789
Harlech Castle. F. Frith and Co. No. 85638
Harlech Castle and the Morfa. Salmon. 1974
Harlech Castle. Friths Series. 1904
Harlech Castle. Frith. No 85638
Harlech Castle. Frith. No 21736
Harlech Castle. Frith Series. Postcard
Harlech Castle. HCH. 120. F. Frith and Co. RP