Its hard to describe the full impact Tony Edwards had on the cartridge collecting community, to say that his impact was extensive would be an understatement.
If you use the search function here on the Forum and type in Tony Edwards, 125 entries show up.
If you search the IAA Journal index (available by clicking on the MEMBERSHIP & JOURNAL, white letters in the gray bar at the top to this page) you will see that Tony (listed under Edwards, A. O.) wrote 11 articles for the Journal on British Ammunition.
Matt Collins listed the web address (above in this thread) for Tony’s extensive web page on British ammunition, you should scroll up, click on the link (in blue) and check it out.
He wrote books on cartridges and he was a major contributor to ECRA (European Cartridge Research Association) and BOCN (British Ordnance Collectors Network).