Layer Estimates:

Layer: Sites and Monuments Record (ID:0)
Count: 18345
Extent:

XMin: 189410
YMin: 309690
XMax: 728368
YMax: 453150
Spatial Reference: 29900 (29902)

Layer: Historic Buildings Record (ID:1)
Count: 15502
Extent:

XMin: 191033.5478
YMin: 309680
XMax: 366070
YMax: 452040
Spatial Reference: 29900 (29902)

Layer: Industrial Heritage Records (ID:2)
Count: 15741
Extent:

XMin: 189910
YMin: 309550
XMax: 367670
YMax: 452080
Spatial Reference: 29900 (29902)

Layer: Heritage at Risk (ID:3)
Count: 1477
Extent:

XMin: 191393.2808
YMin: 311662.8084
XMax: 363574.0352
YMax: 451964.762499999
Spatial Reference: 29900 (29902)

Layer: Defence Heritage (ID:4)
Count: 4593
Extent:

XMin: 190869.6261
YMin: 310357.5485
XMax: 365707.6673
YMax: 452461.3574
Spatial Reference: 29900 (29902)

Layer: Ship and Aircraft Wrecks (ID:5)
Count: 383
Extent:

XMin: 243397.089290035
YMin: 289235.544685777
XMax: 393740.642440997
YMax: 468759.114713321
Spatial Reference: 29900 (29902)

Layer: Areas of Archaeological Potential (ID:6)
Count: 132
Extent:

XMin: 222584.8151
YMin: 311727.5337
XMax: 365158.392
YMax: 444580.717
Spatial Reference: 29900 (29902)

Layer: Areas of Significant Archaeological Interest (ID:7)
Count: 12
Extent:

XMin: 220160.7627
YMin: 318137.700999999
XMax: 348657.94
YMax: 441776.3243
Spatial Reference: 29900 (29902)

Layer: Battlesites (ID:8)
Count: 324
Extent:

XMin: 193376.1
YMin: 311782.16
XMax: 361247.49
YMax: 451302.619999999
Spatial Reference: 29900 (29902)

Layer: Historic Parks, Gardens and Demesnes (ID:9)
Count: 252
Extent:

XMin: 199798.4109
YMin: 314215.7728
XMax: 363349.32
YMax: 451145.196799999
Spatial Reference: 29900 (29902)

Layer: Scheduled Zones (ID:10)
Count: 2067
Extent:

XMin: 192745.44
YMin: 309636.470000001
XMax: 364755.7
YMax: 452611.42
Spatial Reference: 29900 (29902)