ok, let me see if I found the correct pair of Tung Sol 6SN7 for the LEFT side from rhing:
https://www.ebay.com/itm/313513219446?hash=item48fed81576:g:AfUAAOSwZ8ZW~CRx
Here is the pair of OS GE gray plate side getter 6SN7 for the RIGHT side:
https://www.ebay.com/itm/173936316220?hash=item287f698f3c:g:90EAAOSwEFhdlMVU
There are so many Tung Sol tubes and GE tubes. Not to mention some GE tubes are from the 1950. Is everyone using tubes from the 50s or from current years?