Service Description: US Counties in 1910 & 1970 from NHGIS with total population and populations by race. Generalized for 1:20M scale.

Service ItemId: 29ad11fd379043d28c345e12b17f107d

Has Versioned Data: false

Max Record Count: 3000

Supported query Formats: JSON

Supports applyEdits with GlobalIds: True

Supports Shared Templates: True

Replicas

All Layers and Tables

Layers:

• US_county_1970_join_gen_0 (0)
• US_county_1910_join_gen_1 (1)
• GreatMigration_Flow_Arrows_2 (2)

Description: US Counties in 1910 & 1970 from NHGIS with total population and populations by race. Generalized for 1:20M scale. Includes a layer of Great Migration flow arrows.

Copyright Text: Maps.com, Minnesota Population Center. National Historical Geographic Information System: Version 2.0. Minneapolis, MN: University of Minnesota 2011.

Spatial Reference: 102100 (3857)

Initial Extent:

XMin: -21497069.8806328
YMin: 5233998.3695497
XMax: -6234378.70479547
YMax: 11824168.1253182
Spatial Reference: 102100 (3857)

Full Extent:

XMin: -19942590.67959
YMin: 2144792.94557377
XMax: 20012341.2218874
YMax: 11521004.8927788
Spatial Reference: 102100 (3857)

Units: esriMeters

Child Resources:   Replicas   Info   SharedTemplates

Supported Operations:   Query   ConvertFormat   Get Estimates   Create Replica   Synchronize Replica   Unregister Replica