Document 907
Hunt, F.R. 1975. Automatic radar equipment to determine bird strike probability Part 1. Night-time passerine migration. National Research Council Associate Committee on Bird Hazards to Aircraft Fieldnote 69. November 1974. 29 pages.
Hunt, F.R. 1975. Automatic radar equipment to determine bird strike probability Part 1. Night-time passerine migration. National Research Council Associate Committee on Bird Hazards to Aircraft Fieldnote 69. November 1974. 29 pages.
