Saturday, May 20, 2017

Grid references

Ardent bibliophiles will be celebrating today, for it was on this day in 1570 that the Theatrum Orbis Terrarum was published. This was the world's first atlas, containing 70 maps. Presumably, it didn't contain grid references. These were a later innovation in atlas publishing.

http://www.columbia.edu/cu/lweb/eresources/exhibitions/treasures/html/95.html

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