Survey of India. Map Publication and Office Work 1926 to 1927 from 1st April 1926 to 31st March 1927

Detailed accounts are given of the Base-line measurements of the reduction of the Geodetic Triangulation treated in five portions of the early Pendulum observations of Telegraphic Longtude and Astronomical Latitude operations of Tidal observations and of Levelling of high precision (d) Historical and General Reports including the "Memoirs on Indian Surveys" by Sir Clements Markham and C. [...] Apart from (I) the introduction and (V) the annual report of the Mathematical Instrument Office at the end of the volume the present report is divided into thrde main parts:— (II) Shows all publications and map issues for the year. [...] (IV) Describes the work of the printing and miscellaneous offices excluding that of the Computing and Tidal Office whose work is of a geodetic character and published in full in the annual. [...] As therefore it is sometimes impossible to show the organization and names of the personnel in the body of the report they have all been included in the following list which also serves to show all the units whose work is included in the present report. [...] 2 284 609 152 Total published 2 426 665 183 Number of sheets in India 6 218 1 630 450 5. Notes.—Calcutta.--In addition to the work shown in Table 1(a) material for the original mapping of the Eastern and Burma Circles and for the compiled mapping of all Circles and also for the new Catalogue of Maps (under preparation) and for rinmerouS.