File:Scene Of The Gunpowder Explosion At Agra Fort, 29 November 1871.jpg
https://books.google.co.uk/books?id=0cdGU9T66vUC&pg=PA10&lpg
https://www.newspapers.com/clip/66148803/gunpowder-explosion-at-agra-fort-on-29/
https://www.newspapers.com/clip/66148014/gunpowder-explosion-at-agra-fort-1871/
https://www.newspapers.com/clip/66148577/explosion-at-agra-fort-november-1871/
Scene of the Gunpowder Explosion at Agra Fort, India. Illustration for The Illustrated London News, 6 January 1872.