Collection search - Isogonic Chart. Alberta, 1955. O lines of equal magnetic declination and equal annaul change. [cartographic material]
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Record information – Brief 
Isogonic Chart. Alberta, 1955. O lines of equal magnetic declination and equal annaul change. [cartographic material]
Hierarchical level:ItemDate:1957Reference:Local class no.: F/503/1957, Box number: 2000536868Local class no.:F/503/1957Type of material:Maps and cartographic materialFound in:Archives / Collections and FondsItem ID number:4159779Context of this record: -
Record information – Details Date(s):1957Place:S.l.:Place of creation:CanadaPublisher:Canada. Department of Mines and Technical Surveys, Dominion Observatories, Division of Geomagnetieur.Extent:1 map : Print Coloured ; 38 x 23.Language of material:EnglishAdditional name(s):Additional information:Varying form of title:Source:Private -
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