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The NLS Historical Maps API

                               Background and context

                               Choice of Maps

                               Georeferencing

                               Tools

                               Standards

                               Community usage

                               Sustainability

                               Top tips

    Chris Fleet, National Library of Scotland
The NLS Historical Maps API

                   Background and context

                   Choice of Maps

                   Georeferencing

                   Tools

                   Standards

                   Community usage

                   Sustainability

                   Top tips
NLS Maps of Scotland website




http://maps.nls.uk                         http://geo.nls.uk
Georeferenced maps
Background: ScotWays Heritage Paths mashup
Background: Gazetteer for Scotland mashup
The NLS Historical Maps API

                   Background and context

                   Choice of Maps

                   Georeferencing

                   Tools

                   Standards

                   Community usage

                   Sustainability

                   Top tips
Choice of Maps



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
The NLS Historical Maps API

                   Background and context

                   Choice of Maps

                   Georeferencing

                   Tools

                   Standards

                   Community usage

                   Sustainability

                   Top tips
Georeferencing

Used ArcGIS - followed workflow described at:

http://geo.nls.uk/urbhist/guides_georeferencingarcgis.html
Tools: MapTiler and Tileserver




http://www.maptiler.org/         http://www.tileserver.com/
Tiling the world...
Tile Map Services
Standards

The Historical API maps can be displayed in any web browser using a
customizable JavaScript API based on OpenLayers, or the Google Maps API or
Microsoft Bing Maps SDK     - http://nls.tileserver.com/api.js



    OpenGIS Web Map Tiling Standard (OGC WMTS)

            http://www.opengeospatial.org/standards/requests/54


    OSGeo Tile Map Service (OSGEO TMS)

            http://wiki.osgeo.org/wiki/Tile_Map_Service_Specification


    Microsoft Bing Maps QuadKey

            http://msdn.microsoft.com/en-us/library/bb259689.aspx
Launch - May 2010




Project homepage:
    http://geo.nls.uk/maps/api/
The NLS Historical Maps API

                   Background and context

                   Choice of Maps

                   Georeferencing

                   Tools

                   Standards

                   Community usage

                   Sustainability

                   Top tips
Usage trends
User Communities : Outdoor Leisure

Wheres the Path - http://wtp2.appspot.com/wheresthepath.htm - 388,000 views
User Communities : Outdoor Leisure

Outside Maps              Otopia WindowsPhone app
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 - SABRE
User Communities : Road History - SABRE
User Communities : Road History - SABRE
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/
The NLS Historical Maps API

                   Background and context

                   Choice of Maps

                   Georeferencing

                   Tools

                   Standards

                   Community usage

                   Sustainability

                   Top tips
Sustainability


• NLS support for API
• Usage logging for
large/commercial users
• Google Ads?
• New licensed / subscription-
based historic layers?
Top tips




Don't underestimate how large and diverse the "geo" community is


Don't overestimate the technical competence of the community


Don't underestimate the time required to administer and sustain the
application properly
The NLS Historical Maps API




                                      Thank you!




    Chris Fleet, National Library of Scotland

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