00000nam 2200000zi 4500 9.935745 CaOODSP 20241113145732 m o d f cr |n||||||||| 240118s1956 onco o f000 0 eng d CaOODSP eng rda CaOODSP n-us-ak CW66-1517/1956E-PDF Hansen, Henry A., author. Annual waterfowl report, Alaska, 1956 / by Henry A. Hansen. [Ottawa] : Canadian Wildlife Service, [1956] 1 online resource (33 pages) : photograph text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Environment and Climate Change Canada]. Aerial surveys in wildlife management Alaska. Bird surveys Alaska. Waterfowl Alaska. Inventaires aériens dans l'aménagement de la faune Alaska. Oiseaux Inventaires Alaska. Gibier d'eau Alaska. Canadian Wildlife Service, issuing body. PDF 12.6 MB https://publications.gc.ca/collections/collection_2024/eccc/cw66/CW66-1517-1956-eng.pdf