Photograph of Water Gate in Delhi from 'Murray Collection: Views in Delhi, Cawnpore, Allahabad and Benares' taken by Dr. John Murray in 1858 after the Uprising of 1857. The Water Gate, the south eastern gate to the Red Fort or Lal Qila, was constructed by Mughal Emperor Shah Jahan (r. 1627-1658) for his new city Shahjahanabad. The Water Gate was another entrance to the fort.
Source: British Library