The main activity is concentrated on education which, although not very spectacular, is being considered to be on the long run at least equally important as production since it tends to support the African countries in ...

This document is about the constitution of the establishment of an African Association of Cartographers.

This paper focused on the remote sensing at IGN at the Third regional cartographic conference for Africa.

Projet de statuts de l’association africaine des cartographes fait que la mise en valeur des ressources naturelles et la planification économique de leur pays exigent des lèves et des cartes suffisants et appropriés.

Le RDS est un système de mesure électronique utilisant une bande de longueur d'onde décimétrique. Il permet de mesurer les distance entre les antennes d'une station pilote (aéroportée) et de deux stations au sol; la troisième ...

When horizontal control for air survey is conducted "by means of RDS radio geodetic measurements are made concurrent with air survey0 In moments of photography tilt ranges "between airborne station antenna and ground ones ...