(!!) (Read Review) 6SH7GT 6SH7GT Raytheon 1940's-1950's NOS rebranded in 1970 (11.2ma and 11.2ma) (close Gm)

1 Pair) 6SH7GT 6SH7GT Raytheon 1940's-1950's NOS rebranded in 1970 in white boxes
1 tube) 11.2ma Gm=5200 
1 tube) 11.2ma Gm=5000 some surface rust on metal base