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KLOKAN TECHNOLOGIES - Museo Sans 500
KLOKAN TECHNOLOGIES - Museo Sans 500 ItalicKLOKAN TECHNOLOGIES - Museo Sans 700
KLOKAN TECHNOLOGIES - Museo 300
KLOKAN TECHNOLOGIES - Museo 500KLOKAN TECHNOLOGIES - Museo 700
CMYK100 75 10 0
RGB0 81 151
#005096
Opening historical maps for community mashups - a case study of the
NLS Historical Maps API
Petr Pridal <petr.pridal@klokantech.com>Chris Fleet <c.fleet@nls.uk>
ICA DigiCartoHeritage, Barcelona, April 2012
Historical Maps API
• Target: promote the use of historical maps in online mashups
• Encourage people to use the historical maps in their own web and mobile applications
• New use cases and community usage
• Powerful publishing technology
• Released: April 2010: usage, impact
http://geo.nls.uk/maps/api/
Simple to use...
• Copy&paste embedding in 3rd party websites
• with a zoom to a given place name
• with a zoom to given coordinates
• automatically detected position
• Examples for Google Maps API, OpenLayers, Bing
• Open for iPhone / iPad / Android application
• OpenStreetMap community / geo geeks
• The “base map” for other NLS map applications
http://geo.nls.uk/maps/api/
<html>JavaScript
Technology
• MapTiler (http://www.maptiler.com/)
• Rendering of a seamless maps from large number of GeoTiffs , complete UK coverage (street level)
• Power of MultiCore CPUs / clusters / clouds
• Unique and cheap publishing technology: possible multiple servers with failover
• Available for other mapping projects / large maps / aerial photos / virtual globes
MapTiler.orgMapTiler.comTileServer.com
KLOKAN TECHNOLOGIES - Museo Sans 500
KLOKAN TECHNOLOGIES - Museo Sans 500 ItalicKLOKAN TECHNOLOGIES - Museo Sans 700
KLOKAN TECHNOLOGIES - Museo 300
KLOKAN TECHNOLOGIES - Museo 500KLOKAN TECHNOLOGIES - Museo 700
CMYK100 75 10 0
RGB0 81 151
#005096
Out of copyright / complete UK coverage.
1:1 million, Great Britain, 1933
Quarter-inch to the mile, Scotland, 1921-1923
Quarter-inch to the mile, England and Wales, 1919-1921
One-inch to the mile, Popular edition, Scotland, 1920-1930
One-inch to the mile, New Popular edition, England and Wales, 1945-1947
Choice of Maps
Georeferencing
Used ArcGIS - followed workflow described at:
http://geo.nls.uk/urbhist/guides_georeferencingarcgis.html
Impact and statistics
• May 2010 to February 2011 (22 months) the API has recorded:
• 841,000 visits - up to 1 million people!
• 1,462,000 page views
• Hundreds of web sites where maps appear
• Mobile applications created by 3rd parties
• Impact on new communities, OpenStreetMap, ...
Usage trends
User Communities : Outdoor Leisure
Wheres the Path - http://wtp2.appspot.com/wheresthepath.htm - 388,000 views
Outside Maps (iPhone/iPad) Otopia OS Maps app (Windows Phone)
User Communities : Outdoor Leisure
User Communities : Outdoor Leisure
User Communities: Dartmouth Tors
User Communities : Photography
User Communities : Archaeology 1
User Communities: Archaeology 2
User Communities : Local History
User Communities: Family History 1
User Communities: Family History 2
Borders Family History Society - www.bordersfhs.org.uk/
User Communities : Specialist History
User Communities : Road History
User Communities : Road History
User Communities: Historic Buildings
User Communities : Education
User communities - Open Street Map
http://maps.openstreetmap.ie/oocmaps.html
NLS usage – Geoserver / Openlayers
NLS usage – GeoReferencer
NLS usage – Mosaic Viewer
NLS usage – Mosaic Viewer
NLS usage – Mosaic Viewer
New NLS Georeferenced Layers - 2012
http://geo.nls.uk/search/mosaic/
Future
• NLS support for API• Usage logging for large/commercial users• Google Ads?• New licensed / subscription-based historic layers?
Thank you!
http://geo.nls.uk/maps/api/
http://www.nls.uk/http://www.klokantech.com/
Chris Fleet, National Library of Scotland, and Petr Pridal, Klokan Technologies GmbH
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