Find Unix Command

FIND:
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This topic covers the various options of unix command called "FIND". Following are the Table of Contents:
Introduction to find
Problems with other methods
The Simplest Example
"Using find with other commands'
Using xargs with find
Looking for files with particular names
Looking for files by type
Looking for files by sizes
Searching for old files
Searching for files by permission
Owners and groups
Find and commands
Find and Cpio
Using Find to Execute Commands
File comparisons
Expressions
Keeping find from going too far
Fast Find

The below link covers all the above listed table of contents:

http://www.grymoire.com/Unix/Find.html#uh-6