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| 01653cas 2200277za 4500 |
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| 001 | 9.838231 |
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| 003 | CaOODSP |
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| 005 | 20221107151330 |
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| 007 | cr ||||||||||| |
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| 008 | 170614d20172019qucgr p o||||f0 a0eng|d |
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| 022 | # |a2291-2886 |
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| 040 | |aCaOODSP|beng |
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| 043 | |an-cn--- |
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| 086 | 1 |aEn58-20E-PDF |
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| 245 | 00|aObserver circular |h[electronic resource]. |
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| 260 | |a[Gatineau, QC] : |bEnvironment and Climate Change Canada,|c[2017]-[2019] |
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| 310 | |aTwice a year |
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| 362 | 1 |aBegan with: OBS 2-2017 (April 27, 2017); ceased with OBS4-2018. |
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| 500 | |aIssued also in French under title: Circulaire d’observation. |
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| 500 | |a"Effective February 2019, coinciding with the publication of MANOBS 8th Edition, Observer Circulars are no longer issued by Environment and Climate Change Canada" -- https://www.canada.ca/en/environment-climate-change/services/weather-manuals-documentation.html#Cir . |
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| 520 | |aObserver circulars provide instructions concerning new or revised observing procedures and/or new equipment and provide temporary interim instructions. Observer circulars supplement the current edition and amendment of the Manual of Surface Weather Observations (MANOBS) and are incorporated in subsequent editions or amendments.|uhttps://www.ec.gc.ca/meteo-weather/default.asp?lang=En&n=A85A01B3-1 |
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| 692 | 07|2gccst|aCivil aviation |
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| 692 | 07|2gccst|aWeather forcasts |
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| 710 | 1 |aCanada. |bEnvironment and Climate Change Canada. |
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| 775 | 08|tCirculaire d’observation |w(CaOODSP)9.838233 |
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