Layer Estimates:

Layer: Tracts1980_Demographics (ID:0)
Count: 437
Extent:

XMin: 570897.475323331
YMin: 790102.932330489
XMax: 1208768.22746641
YMax: 1153871.48661608
Spatial Reference: 102696 (102696)

Layer: Tracts1970_Demographics (ID:1)
Count: 414
Extent:

XMin: 570897.475323331
YMin: 790102.932330489
XMax: 1078550.608309
YMax: 1153871.48661608
Spatial Reference: 102696 (102696)

Layer: Tracts1940_Demographics (ID:2)
Count: 247
Extent:

XMin: 792422.55589433
YMin: 931147.629899323
XMax: 975544.568914663
YMax: 1105605.79279332
Spatial Reference: 102696 (102696)

Layer: Tracts1950_Demographics (ID:3)
Count: 247
Extent:

XMin: 792422.55589433
YMin: 931147.629899323
XMax: 975544.568914663
YMax: 1105605.79279332
Spatial Reference: 102696 (102696)

Layer: Tracts1960_Demographics (ID:4)
Count: 323
Extent:

XMin: 752482.169895995
YMin: 869534.633374907
XMax: 1078613.28961408
YMax: 1153932.45991932
Spatial Reference: 102696 (102696)