from their web page: "The National Historical Geographic Information System (NHGIS) is a project to create and freely disseminate a database incorporating all available aggregate census information for the United States between 1790 and 2015." Free account creation required.
The Bedrock Geology Data Set is a Geological map of the Province and shows the distribution of bedrock units underlying Ontario. It illustrates geological rock types, major faults, iron formations, Kimberlite Intrusions and dike swarms.
Since the publication of the First Edition of Geographical Information Systems in 1991, the "Big Book" of GIS has become the definitive work on the science, application and practice of GIS.
The CD ROM accompanies the book and is designed to provide students in a first or second GIS course with a solid foundation in both GIS concepts and the use of GIS. The book retains the same comprehensive coverage of GIS topics as featured in the first edition.
The newest addition to the OnWord Press INSIDE series for GIS professionals, this how-to and reference book introduces beginning through intermediate users seeking a standard for map creation and maintenance in a CAD environment to use of AutoCAD Map 2000.
When local governments decide to go digital and use a geographic information system (GIS) to store and access information, many tasks need to be done.
Covers fundamental spatial analysis tasks and basic and advanced quantitative methods, all implemented in a GIS environment.
What is CensusMapper? CensusMapper is a geographic information system designed to make maps and tabular reports of historic U.S. Census and related data.
GIS technology is an effective tool for use in teaching, research and administration at coleges and universities. This CD includes resources to help start and maintain a GIS program. View this CD and see how GIS is used in higher education around the world.