(Thematic - Cartography) Conic Projections Folding Map it notes the irrigation districts

it notes the irrigation districts

A dramatic map of this portion of the colonies

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up through the Pacific Northwest

(Thematic - Cartography) Conic Projections Folding Map it notes the irrigation districts(Thematic Cartography) Conic Projections, Denoyer Geppert Co., 1943It's the foundation that is too often overlooked, but forms so much of how we see and relate to geography: projections. This hanging wall map serves as a comparison for several common conical projections from "Simple" and "Conformal" to "Bonne" (1752) and the "distortion free" projection by "Albers. Condition is very good with some staining and aging to the bottom of the image. Overall