I had the now deleted Soft tone 2A3 SE Triode amp to play around with, and believe it or not it sounded great at big levels driving these.
http://www.whatsbestforum.com/attachment.php?attachmentid=30732&d=1485082531
Cheers George
http://www.whatsbestforum.com/attachment.php?attachmentid=30732&d=1485082531
Cheers George