Like most maps, this one has a projection, and Lambert's conformal conic is the name of the equation behind, below, and between every flattened shape on this beautiful America. It's not perfect ...

Here’s how it works. (click thumbnail)Fig. 1: Bay Area DTV sites, based on Lambert conformal conic map projection. Map data taken from Sectional Aeronautical Charts, published by National Oceanic ...

THIS book has only recently met our notice; it consists of a series of twenty-nine propositions deriving proofs of many of the chief properties of the ellipse by the method of circular projection.