Please read the profile. National Vacuum Tubes 21 tubes These have been stored in a drawer for a long time. Since there is no equipment to test them, their operation has not been confirmed. This is a junk item, so please only purchase if you understand this. Some of the part numbers have faded. I will list only the ones I can identify. 6CW5 6JX8 6EJ7 (2 tubes) 6EH7 6BX6 12BY7A (2 tubes) 12BH7A 7GS7 9GH8BA 4GK5 15CW 42EC4 PY500 40KGGA PL509 These are used tubes. They have been stored at home for a long time, so please refrain from purchasing if you are sensitive to this. Shipping will be in a bag via Yu-Packet Plus.