NOTE ON THOMPSON's ANALYSIS OF THE IMPROVEMENT RESULTING FROM THE USE OF A RESEAU IN AIR TRIANGULATION AT THE ORDNANCE SURVEY

Author: Wassef A. M.  

Publisher: Maney Publishing

ISSN: 1752-2706

Source: Survey Review, Vol.11, Iss.81, 1951-07, pp. : 138-140

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Abstract

1. In a paper on “Some Recent Developments in Photogrammetry” which he read recently at the Royal Institution of Chartered Surveyors and which has now been published in the Institution's Journal, Lieut.-Col. E. H. Thompson, R.E., expounded the advantages of using a reseau ruled on the glass pressure plate of the camera in order to obtain a calibrated grid on each photograph.