Layer Estimates:

Layer: DC_Boundary (ID:0)
Count: 1
Extent:

XMin: -8585136.14477156
YMin: 4691675.91077869
XMax: -8561192.85374173
YMax: 4721407.14396686
Spatial Reference: 102100 (3857)

Layer: Census_Block_1423 (ID:1)
Count: 571
Extent:

XMin: -8584932.56054475
YMin: 4691871.4070899
XMax: -8561514.71702601
YMax: 4721077.53996995
Spatial Reference: 102100 (3857)

Layer: Census_Block_0414 (ID:2)
Count: 571
Extent:

XMin: -8584932.56054475
YMin: 4691871.4070899
XMax: -8561514.71702601
YMax: 4721077.53996995
Spatial Reference: 102100 (3857)