Layer Estimates:

Layer: USAAutoPlants (ID:0)
Count: 11617
Extent:

XMin: -124.4959488
YMin: 24.7208496000001
XMax: -68.7650118999999
YMax: 48.99949
Spatial Reference: 4326 (4326)

Layer: USA48_Ports (ID:1)
Count: 148
Extent:

XMin: -124.411276252773
YMin: 24.5629242269935
XMax: -70.0969048626973
YMax: 48.5382269585742
Spatial Reference: 4326 (4326)

Layer: USARailLines (ID:2)
Count: 235306
Extent:

XMin: -131.189355938757
YMin: 25.4478800003858
XMax: -66.9843730002991
YMax: 54.3155640003809
Spatial Reference: 4326 (4326)