(1) Tested Rad-Tel 2CY5 Tube with Box Date Code 11-63 Rad Tel Tetrode Tube

(1) Tested RCA 8CM7 Tube with Box Date Code NI RCA Double Triode Tube

(1) Tested Strong RCA 9AU7 Tube with Box Date Code NF RCA 9AU7 Double Triode (b)

(1) Tested RCA 9AU7 Tube with Box Date Code BG RCA 9AU7 Double Triode Tube

(1) Tested RCA 12BR7 Tube with Box Date Code AV Twin Diode Triode Tube

(1) Tested GE 6CY7 Tube with Box Date Code MY General Electric Dual Triode Tube

(1) Tested Philco 7K7 Tube with Box Date Code P8 Diode Triode Loktal Tube

(1) Tested National Union 12BF6 Tube with Box Date Code 5326 Double Diode Triode