New Delhi, Jan. 15 -- The restoration work of the Wilson Survey sheets, the most comprehensive modern mapping of the Shahjahanabad area from the early 20th century, has been stalled for the past six months due to bureaucratic red tape, officials aware of the matter said, with the land and estate department not willing to part with the remaining maps, citing procedural issues. Officials of the Municipal Corporation of Delhi (MCD) stated on Wednesday that the project may gather pace, as consent has been granted by the land and estate department, and the map sheets will be sent shortly. Between 1910 and 1912, British surveyor AJ Wilson was commissioned by the Survey of India and the erstwhile municipal committee-now, the Municipal Corporation ...