Layer Estimates:

Layer: 2015 Glacier (ID:0)
Count: 39
Extent:

XMin: 249276.809266839
YMin: 459923.407200322
XMax: 306576.844896037
YMax: 536934.564780111
Spatial Reference: 32100 (32100)

Layer: 1966 Glacier (ID:1)
Count: 39
Extent:

XMin: 249234.779084794
YMin: 459906.629654033
XMax: 306617.548893961
YMax: 537019.155129429
Spatial Reference: 32100 (32100)

Layer: Little Ice Age (~1850) (ID:2)
Count: 39
Extent:

XMin: 249245.648154047
YMin: 459892.60131212
XMax: 306697.839661571
YMax: 537154.560908413
Spatial Reference: 32100 (32100)