Compressor. (open access)

Compressor.

Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date: April 19, 1910
Creator: Mayhew, John Daugherty
Object Type: Patent
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1956
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1963
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1973
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1979
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1984
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1984
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1984
Creator: United States. Army. Corps of Engineers.
Object Type: Map
System: The Portal to Texas History

Henderson

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:100000
Date: 1986
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Marshall

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:100000
Date: 1986
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

1990 Census County Block Map (Recreated): Gregg County, Index

Index map for Gregg County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:65,557.
Date: 1990
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

1990 Census County Block Map (Recreated): Rusk County, Index

Index map for Rusk County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:101,091.
Date: 1990
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

1990 Census County Block Map (Recreated): Upshur County, Index

Index map for Upshur County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:87,409.
Date: 1990
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

Henderson

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:100000
Date: 1991
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

Marshall

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:100000
Date: 1991
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History
Texas Regional Outlook, 1992: Upper East Texas Region (open access)

Texas Regional Outlook, 1992: Upper East Texas Region

Report on economic forecast and outlook for the Upper East Texas Region describing expected economic change for various industries, employment growth, and county-level analyses.
Date: 1992
Creator: Texas. Comptroller's Office.
Object Type: Report
System: The Portal to Texas History

Tyler

Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date: 1992
Creator: Geological Survey (U.S.)
Object Type: Map
System: The Portal to Texas History

2000 Census County Block Map: Gregg County, Index

Index map for Gregg County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:65,557.
Date: 2000
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

2000 Census County Block Map: Rusk County, Index

Index map for Rusk County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:101,091.
Date: 2000
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

2000 Census County Block Map: Upshur County, Index

Index map for Upshur County, Texas showing the distribution of census blocks and smaller inset areas for which the U.S. Census Bureau collected data. The plotted map scale is 1:87,409.
Date: 2000
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History
Texas Regional Outlook, 2002: Upper East Texas Region (open access)

Texas Regional Outlook, 2002: Upper East Texas Region

Report on economic forecast and outlook for the Upper East Texas Region describing expected economic change for various industries, employment growth, and county-level analyses.
Date: July 2002
Creator: Texas. Comptroller's Office.
Object Type: Report
System: The Portal to Texas History

2007 Economic Census Map: Gregg County, Texas - Economic Places

Map for Gregg County, Texas showing the boundaries of designated areas for which the U.S. Census Bureau collected data during the 2002 and 2007 economic censuses.
Date: 2007
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

2007 Economic Census Map: Longview-Marshall, Texas Combined Statistical Area

Map showing the area of the Longview-Marshall, Texas Combined Statistical Area for which the U.S. Census Bureau collected data during the 2007 economic census.
Date: 2007
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History

2007 Economic Census Map: Rusk County, Texas - Economic Places

Map for Rusk County, Texas showing the boundaries of designated areas for which the U.S. Census Bureau collected data during the 2002 and 2007 economic censuses.
Date: 2007
Creator: United States. Bureau of the Census.
Object Type: Map
System: The Portal to Texas History