Crowdsourced geo-referenced image data (2014)

Crowdsourced georeference data for over three thousand maps, annotated online by participants in the BL Georeferencer project. http://britishlibrary.typepad.co.uk/magnificentmaps/2014/08/success.html <em>"In just 28 days from release, 3,220 maps have been geo-located online by participants in the BL Georeferencer project. For this quantity of maps to be completed at such a speed is truly impressive, and testifies to much scrutiny of maps and online research by many people."</em> NB The image identifier refers to its Flickr identifier. "11000447924" refers to the image located at https://flickr.com/photos/biritishlibrary/11000447924