Layer Estimates:

Layer: Air_Photo_Source_Data (ID:0)
Count: 424
Extent:

XMin: 438650
YMin: 4905650
XMax: 438650
YMax: 4905650
Spatial Reference: 26919 (26919)

Layer: Air_Photo_Images_Polygons (ID:1)
Count: 77443
Extent:

XMin: 330121.8915
YMin: 4763419.8139
XMax: 664400.0045
YMax: 5261340.7502
Spatial Reference: 26919 (26919)

Layer: Air_Photo_Index_Maps (ID:2)
Count: 1126
Extent:

XMin: 318886.3762
YMin: 4752815.4997
XMax: 668255.6874
YMax: 5263325.9228
Spatial Reference: 26919 (26919)