"India's First Bomb, 1967–74" "India's First Bomb: 1967–1974" http://nuclearweaponarchive.org/India/IndiaFirstBomb.html "India's First Bomb, 1967–74" "India's First Bomb: 1967-1974" "India's First Bomb: 1967–1974" http://nuclearweaponarchive.org/India/IndiaFirstBomb.html