Synopsis The book is an authentic description of development of Defence R&D in India and first of its kind which traces the origin of military research, its need under British rule in India in early twentieth century, the R&D done during two World Wars, the independent India and defence strategy at that time. The book describes in detail the inception of Defence Research Organisation, appointment of first scientific adviser and evolution of separate Defence Research and Development Organisation catering to the needs of Armed Forces in India. The book vividly describes the birth pangs of the organisation, the hurdles faced and contours of current organisation as envisaged by the founding fathers of independent India, and the milestones achieved during 1958-1982 and makes an engrossing reading.