Digitising a geological map in ArcGIS Desktop
I’ve made a new page on the website which covers digitising a geological map in ArcGIS desktop. The page has written instructions and a series of screencasts that cover: georeferencing, digitising contacts, generating polygons and other steps. Links to other instructions that cover other parts of digitising a map are also included.
Grid reference systems: how to make them
All about how to make grid reference systems. Before you try to make your own you should read this page: