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Open Historical Map presentation at State of the Map Birmingham

Aug
19
English

A talk titled "Open Historical Map : Re-using outdated information" will be presented by David Evans at the State of the Map conference in Birmingham this Friday at 14:20 GMT. The talk is about the Open Historical Map, an offshot of the Open Street Map, that concerns itself with historical GIS information.

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Converting British Trench Map Coordinates

Mar
05
English

The First World War took many by surprise. The speed of the German advance and the expectation of a short war meant that no large scale maps of mainland Europe were available. Another problem with war preparation in that era is that mapping another country was a certain sign of impending invasion, to the point that official surveyors would sometimes get arrested by the local authorities for spying.

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