Layer Estimates:

Layer: Fettes Mastermap Text (ID:0)
Count: 412
Extent:

XMin: -360899.07226654
YMin: 7550676.54907211
XMax: -357930.404808091
YMax: 7552426.9900329
Spatial Reference: 102100 (3857)

Layer: Fettes Mastermap (ID:1)
Count: 3485
Extent:

XMin: -360944.493717248
YMin: 7550563.65652373
XMax: -357908.470609262
YMax: 7552539.18473285
Spatial Reference: 102100 (3857)