The tomb of Imam Zamin stands in the Quwwatul Islam Shrine complex, in Delhi. Imam Zamin was a saint from Turkestan, who settled in India in around 1500. He built his own tomb, and was buried in it in 1538. It is a small, sandstone structure with a dome resting on an octagonal base. The interior is finished in polished white plaster, and contains fine, perforated jalis, or screens.
Sources:
Tillotson, G.H.R. 1990. Mughal India. San Francisco: Chronicle Books, 33-4.
Nath, R. 1979. Monuments of Delhi. New Delhi: Ambika Publications, 47.