Relevant Technologies.-- Evolution Of The Technology.-- Origin Of Geographic Information Systems.-- Growth Of The Technology.-- The Technology Matures.-- Government Applications.-- Private Industry Applications.-- Benefits And Costs.-- Data Base Concepts.-- Control Framework.-- Planimetric Features.-- Topographic Features.-- Cadastral Features.-- Area Boundary Features.-- Conversion To Digital Form.-- Facilities Features.-- Natural Features.-- Hardware Components.-- Characteristics And Trends Of Computer Processing Units.-- Technology And Trends In Auxiliary Storage Devices. The Role And Function Of Input/Output Peripheral Devices.-- Communication Hardware Devices.-- Geographic Information System Software.-- Layers Of Software.-- Lower-Level Software.-- Geographic Information System Application Software.-- Special Application Software And Application Development Tools.-- Commercially Available Geographic Data Management Software.-- System Configurations And Data Communications.-- The Growth Of Communication Standards.-- Gis Design Philosophy.-- Gaining And Maintaining Support.-- Implementation Methodologies.-- Legal Issues.-- The Value Of Information.-- Government's Role In Information Dissemination.-- Strategies For Change.-- User Fee.-- Collateral Issues.-- Horizons Perspective On The Status Of The Technology.-- Software And Data Structure Trend.-- Computer Hardware Trends.-- Communications And Networking.-- System Planning In A Dynamic Environment