(!!!) (1 Pair) 6SH7GT National Union branded Raytheon NOS 1940's (9.5ma and 10ma)

1 Pair) 6SH7GT National Union branded Raytheon NOS 1940's printed in 1970 in white boxes
 
1 tube) 9.5ma Gm=4300
1 tube) 10ma Gm=4300