Indiana University Style Guide
Guide to Hard-Copy Editing
The methods and techniques for marking copy are evolving rapidly. This section shows how editors' and proofreaders' marks are used in hard-copy editing. If you do all or a substantial portion of your editing electronically, these examples may not apply to your projects.
Common Symbols
Illustrated below are the most common symbols used by editors and proofreaders to mark up text (also known as “copy”).
