Delete files older than a specific date and Time

Suppose you want to delete files before 10 June 2014 , 09:50 AM

touch -t 201406100950 /tmp/timeref

Then , In the Specific Directory , where mails to be deleted

find . ! -newer /tmp/timeref -exec rm {} \;

This Command will delete all mail which are older than 10 June 2014 , 09:50 AM

Caution: Please Be aware of the Time Zone of The Server before deleting