Layer Estimates:

Layer: polling_stations (ID:0)
Count: 218
Extent:

XMin: 378831.688
YMin: 382617.155999999
XMax: 390349.156
YMax: 405357.506999999
Spatial Reference: PROJCS["OSGB 1936 / British National Grid",GEOGCS["OSGB 1936",DATUM["OSGB 1936 [EPSG ID 6277]",SPHEROID["Airy 1830 [EPSG ID 7001]",6377563.396,299.3249646]],PRIMEM["Greenwich",0.0],UNIT["Decimal_Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",400000.0],PARAMETER["False_Northing",-100000.0],PARAMETER["Central_Meridian",-2.0],PARAMETER["Scale_Factor",0.9996012717],PARAMETER["Latitude_Of_Origin",49.0],UNIT["Meter",1.0]]