Layer Estimates:

Layer: Students_1836_46_Geocoded1 (ID:0)
Count: 386
Extent:

XMin: -8120206.19159749
YMin: 5056356.07097076
XMax: -8116356.32562648
YMax: 5059039.01947034
Spatial Reference: 102100 (3857)

Layer: combined1841_Geocoded (ID:1)
Count: 2993
Extent:

XMin: -8122316.90359906
YMin: 5055474.13607093
XMax: -8113644.61077808
YMax: 5060020.32678618
Spatial Reference: 102100 (3857)

Layer: Yale SM buildings (ID:2)
Count: 3
Extent:

XMin: -8119110.45067958
YMin: 5057059.25894845
XMax: -8117986.02307842
YMax: 5058479.80201519
Spatial Reference: 102100 (3857)

Layer: Roads_Beers1868_FairHaven1855 (ID:3)
Count: 473
Extent:

XMin: -8121700.6188
YMin: 5053946.6642
XMax: -8112033.9828
YMax: 5062382.7348
Spatial Reference: 102100 (3857)