The Saqia Water Wheel - 3 piastre

his airmail stamp highlights Sudan's traditional agricultural crafts, economic life, and deep-rooted reliance on the Nile River by focusing on a traditional saqia (ox-driven water wheel). The subject celebrates the ancestral engineering methods used by Sudanese farmers to irrigate the arid riverbanks, where an ox turns a heavy wooden gear mechanism to raise water buckets to the fields, flanked here by a large shade tree and a traditional sailing boat (felucca) on the river in the background.