{
    "attribution": {
        "url": "http://geo.nls.uk/maps/",
        "text": "National Library of Scotland Historic Maps",
        "required": true
    },
    "name": "NLS - Bartholomew Half Inch, 1897-1907",
    "url": "http://geo.nls.uk/mapdata2/bartholomew/great_britain/{zoom}/{x}/{-y}.png",
    "extent": {
        "max_zoom": 15,
        "bbox": {
            "min_lon": -9.0,
            "max_lon": 1.9,
            "min_lat": 49.8,
            "max_lat": 61.1
        },
       
    "type": "tms",
    "icon": "http://nls.tileserver.com/nls70-nq8.png"
}