The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Cairo. Sultan Hassan and Rifaieh Mosques. Lehnert and Landrock
N. 434. Cairo. Sultan Hassan and Rifaieh Mosques. Lehnert and Landrock
The Mosquee Sultan Hassan. El Rifaieh and El Mahmoudich. Lehnert and Landrock
Cairo. Mosque Sultan Hassan and the Citadel. The Cairo Postcard Trust. Serie 645
Cairo Sultan Hassan and El Riffaieh Mosque Lehnert and Landrock
Cairo. General View with the Mosques of Sultan Hassan and El Rifai
Cairo. The Mosques of Sultan Hassan and Er Rifai