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Autor: Eshete, A.

Discribes a new sighting device that improves the accuracy of data collection during low-level aerial surveys. Shows the flight pattern used.


Eshete, A.[A new sighting device for aerial survey]A new sighting device for aerial survey
Autor: Eshete, A.

Discribes a new sighting device that improves the accuracy of data collection during low-level aerial surveys. Shows the flight pattern used.


Eshete, A.[Un outil novateur pour les recensements aeriens]Un outil novateur pour les recensements aeriens
Eshete, A.[An experiment in land-use assessment by a systematic reconnaissance flight (SRF) survey]An experiment in land-use assessment by a systematic reconnaissance flight (SRF) survey

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