Account of the Operations of the Great Trigonometrical Survey of India, Vol 19A, Descriptions and heights of bench-marks on the southern lines of levelling. S.G. Burrard. Dehra Dun, 1910
Account of the Operations of the Great Trigonometrical Survey of India, Vol 19B, Descriptions and heights of bench-marks on the northern lines of levelling. S.G. Burrard. Dehra Dun, 1910
Account of the Operations of the Great Trigonometrical Survey of India, Vol 5, Details of the pendulum operations by Captains J.P. Basevi and W.J. Heaviside and of their reduction. J.T. Walker. Dehra Dun, 1879