The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Cairo. Barrage Bridge. The Cairo Post Card Trust. Serie 646
Cairo. Barrage Bridge. Serie 597. The Cairo Postcard Trust
Cairo. Barrage Bridge. The Cairo Post Card Trust. Serie. 597
Cairo. Boulac Bridge. Serie 597. The Cairo Postcard Trust
Cairo. General view of the Citadel. Serie 646. The Cairo Post Card Trust
Cairo. Mosquee of Mohamed Aly Citadel. Serie 646. The Cairo Post Card