#30DayMapChallenge Day 19: ProjectionsThe "Hourglass Projection" was developed by John P. Snyder (the famous cartographer) in the mid 1940s. It is an equal-area projection.It appeared in the book "How to Lie with Maps", by Mark Monmonier, in 1991. The projections was mentioned by Snyder as an example to make the point that area fidelity does not necessarily confer shape fidelity.This image was done in python using PROJ (a branch not yet in master).
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