All tested NOS on an amplitrex AT 1000 tube tester with the following results

Tube 1 80/70% emission 91/83% GM

Tube 2 80/90% emission 83/83% GM

Tube 3 80/80% emissions 99/91% GM

Tube 4 50/60% emissions 75/91% GM

Tube 5 80/79% emissions 83/83% GM