Layer Estimates:

Layer: Sheet1 (ID:0)
Count: 47
Extent:

XMin: -8539119.60719494
YMin: 4718031.65402052
XMax: -8510595.53690389
YMax: 4771303.83454699
Spatial Reference: 102100 (3857)

Layer: Review (ID:1)
Count: 1