The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Thirlmere and Helvellyn. Postcard. 1926
Thirlmere and Helvellyn. Postcard
Thirlmere and Helvellyn. Photochrom. Postcard
Thirlmere and Helvellyn. 1929
Thirlmere and Helvellyn. 1923
Thirlmere and Helvellyn. 9936. Photochrom
Thirlmere and Helvellyn. Photochrom. No 9336. 1952