Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 23, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the South Konkan Coast Series or Series C of the Southern Trigon. Dehra Dun, 1891
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 24, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Mangalore Meridional Series or Series D of the Southern Trigon. Dehra Dun, 1891
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 25, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the South East Coast Series or Series F of the Southern Trigon. Dehra Dun, 1891
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 26, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Bombay Longtitudinal Series or Series B of the Southern Trigon. Dehra Dun, 1892
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 27, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Madras Longtitudinal Series or Series G of the Southern Trigon. Dehra Dun, 1892
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 28, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Madras Meridional and Coast Series or Series E of the Southern Trigon. Dehra Dun, 1892
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 29, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Great Arc Meridional Series, section 8° to 18°, or Section A of the Southern Trigon. Dehra Dun, 1899
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 30, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Abu Meridional Series or Series I, and the Gujarat Longtitudinal Series or Series K of the South-West Quadrilateral. Dehra Dun, 1892
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 31, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Khanpisura Meridional Series or Series G of the South-West Quadrilateral. Dehra Dun, 1893
Synopsis of the Results of the Operations of the Great Trigonometrical Survey of India, Vol 32, Descriptions and co-ordinates of the principal and secondary stations and other fixed points of the Singi Meridional Series or Series H of the South-West Quadrilateral. Dehra Dun, 1893