Document 736
Gauthreaux, S.A. Jr. 1979. Image intesification: A new method of studying nocturnal bird migration. Proceedings of the Bird Strike Committee Europe. BSCE14-WP8. The Hague, Switzerland. 7 pages.
Gauthreaux, S.A. Jr. 1979. Image intesification: A new method of studying nocturnal bird migration. Proceedings of the Bird Strike Committee Europe. BSCE14-WP8. The Hague, Switzerland. 7 pages.
