Ecoregions of Texas [Poster]

Poster containing a map color-coded to "denote areas of general similarity in ecosystems and in the type, quality and quantity of environmental resources" with a key to regions and sub-regions in the lower-left corner along with a similar inset for the conterminous United States (scale 1:2,500,000). The poster also includes a list of the regions in Texas with descriptions and illustrative photographs to the right of the map, which is continued on the back. The back of the poster also includes a smaller version of the state map in the lower-left corner along with a list of common and scientific names of native plants and and wildlife, as well as a source list.
Date: 2004
Creator: Griffith, Glenn E.; Bryce, Sandra A.; Omernik, James M.; Comstock, Jeffrey A.; Rogers, Anne C.; Harrison, Bill et al.
Object Type: Poster
System: The Portal to Texas History

[Texas] Typical Curves of Precipitation

Series of three graphs demarcating the average rainfall per month for specific Texas cities across different regions of the state. Some lines are marked in red to distinguish individual points.
Date: 1891
Creator: unknown
Object Type: Technical Drawing
System: The Portal to Texas History