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

"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."

 

NB The image identifier refers to its Flickr identifier. "11000447924" refers to the image located at https://flickr.com/photos/biritishlibrary/11000447924