Layer Estimates:

Layer: Book_Location_Table (ID:0)
Count: 20
Extent:

XMin: -14714732.8199859
YMin: -3867895.4811
XMax: 15550410.7032
YMax: 7067495.06390777
Spatial Reference: 102100 (3857)

Layer: Review (ID:1)
Count: 2