(!!!) 286A Western Electric Engraved Base NOS 1930's (6.6ma)
(!!!) 31 RCA Radiotron Balloon NOS 1920's (13.2ma)
(!!!) 314A Western Electric Engraved base NOS 1930's (full-wave rectifier) (56/40 and 63/40)
(!!!) 314A Western Electric Engraved base NOS 1930's slightly tilted glass in base (full-wave rectifier) (56/40 and 62/40)
(!!!) 314A Western Electric Engraved base NOS 1930's slightly tilted glass in base (full-wave rectifier) (58/40 and 66/40)
(!!!) 314A Western Electric Engraved base NOS 1930's small rattle inside base (full-wave rectifier) (56/40 and 64/40)
(!!) (1 Pair) 31 Cunningham NOS 1940's (11ma and 11.6ma)
(!!) (Best VT-52 Single #2) VT-52 Western Electric engraved base early 1940's like new (65ma)
(!!) (Single) 2A3 RCA branded CBS black plates like new 1940's (103ma) (high Gm)
(!!) (Single) 46 RCA Radiotron / Cunningham Balloon used/good 1930's (46ma Gm=2200)
(!!) 286A Western Electric "top printing" NOS 1942-1945 (6.9ma) (Buy two 286A receive 5% discount)
(!!) 76 Sylvania NOS 1940's (5.8ma)
(!) (Best Sylvania) 6F6GT Sylvania chrome top NOS 1956 (41.2ma)
(!) (PAIR) 6D6 RCA Cunningham used/good 1930's (62/40 and 62/40)
(!) 30 Philco engraved base NOS 1930's (3.7ma)
(!) 47 RCA Radiotron engraved base used/good 1930's (27.5ma Gm=2250)
(!) 6F6G=VT-66A Sylvania used/tests like new 1940's (45ma)
(!) 80 National Union used/strong 1940's (53/40 and 56/40)
(1 Pair) 31 RCA/Cunningham NOS 1930's - 1940's (12.0ma and 13.2ma) (Same Gm)
(1 set of 4 tubes) 6D6 Mixed US Brands used/good 1930's - 1940's (set of 4)