Tristan Hotham

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Early modern and modern

Did Lighthouses Work?

Shipwrecks before and after the lights were lit on the British and Irish coast, 1700 to 1945.

Did Lighthouses Work?: preview of the interactive map

This is an interactive data study by Dr Tristan Hotham, built from open data. The map runs in your browser: explore it, search for places and switch layers. The write-up explains the method and what the data shows, and the data and code are open for anyone to reuse.

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