Layer Estimates:

Layer: 1980_1989WFDSSHistoricPerimeters (ID:0)
Count: 12508
Extent:

XMin: -18257916.3403755
YMin: 2185712.43145065
XMax: -8222638.69508113
YMax: 10870633.4610509
Spatial Reference: 102100 (3857)