Layer Estimates:

Layer: Topo Township Extent Index (ID:0)
Count: 16
Extent:

XMin: -9524202.9293
YMin: 5222825.2785
XMax: -9468877.8888
YMax: 5278471.142
Spatial Reference: 102100 (3857)

Layer: Topo Township Basic Index (ID:1)
Count: 16
Extent:

XMin: -9522890.0459
YMin: 5224055.1051
XMax: -9470121.7902
YMax: 5277148.3093
Spatial Reference: 102100 (3857)