(!!) 227 National balloon used/good, rattle inside base 1930 era (5.3ma)
By Tube World
$ 17.99
227 National balloon used/good, rattle inside base - dried glue particles 1930 era
5.3ma
Gm=900
Good used ma = 4.5ma
Good used Gm = 700-800
See more: vacuum tube
Share:
 227 National balloon used/good, rattle inside base 1930 era (5.3ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_438d0853-4e8f-413d-9077-c4a78739fca5.jpg?v=1585851061){kind=link}
 227 National balloon used/good, rattle inside base 1930 era (5.3ma) "Pin It")