The other articles are reached from the FIRST page I linked near the beginning. I didnt realise this until I was searching frantically for the rest of the article,its not laid out in the best fashion.

No basshorns in this article,maybe the T36 could be included to compare.
Nice to see the contrabass doing its thing !! THD is so funny on that beast with increasing SPL 'honey,the sub has to run this loud or it doesnt work properly!'

Mike.e