Powermail offers a backend module to view all mails in the database
Now you can choose any page of the pagetree
If the chosen page contents powermails, a list with mails is shown to you
You can filter the mails by using the two fields above the list (first field is the starttime, second field the endtime)
Export symbols:
Excel symbol: Export the current list to an xls file
CSV symbol: Generate and download a CSV file
HTML table symbol: Just generate a html table without any formats