The following list of editing and proof-reading symbols is not exhaustive, nor does it cover every eventuality. However, listed here are the most common marks (both international and local variants) that you will encounter during the editing and proofing of your book.
(These are divided into three ‘clumps’ as they have been copied directly from our book.)
First ‘clump’ of marks:
Whether or not you use this mark-up method is another matter; there are alternatives (as described here).