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(!!!!) (Best Balloon) MX-280 Marvin Custom Built used/strong 1920's (60/40 and 65/40) (rare)

(!!!!) (Best Balloon) MX-280 Marvin Custom Built used/strong 1920's (60/40 and 65/40) (rare)

$ 179.99
(!!!!) (Best Value Pair) 71A RCA and Ken Rad used/good 1930's (22ma and 22.6ma)

(!!!!) (Best Value Pair) 71A RCA and Ken Rad used/good 1930's (22ma and 22.6ma)

$ 49.99
(!!!!) 56 Arcturus Blue Balloon engraved base tests like new 1930's (5.0ma)

(!!!!) 56 Arcturus Blue Balloon engraved base tests like new 1930's (5.0ma)

$ 79.99
(!!!!) UX-280 RCA Radiotron Balloon used/60% 1930 era some white oxide flakes inside tube (38/40 and 38/40)

(!!!!) UX-280 RCA Radiotron Balloon used/60% 1930 era some white oxide flakes inside tube (38/40 and 38/40)

$ 32.99
(!!!) (2nd Best Single) 27=127 Arcturus Blue Balloon tests like new 1930 era in white box (4.5ma)

(!!!) (2nd Best Single) 27=127 Arcturus Blue Balloon tests like new 1930 era in white box (4.5ma)

$ 54.99
(!!!) (Best Pair) 26 Super Silvertone ST-14 used/like new 1940's (5.7ma and 6.0ma)

(!!!) (Best Pair) 26 Super Silvertone ST-14 used/like new 1940's (5.7ma and 6.0ma)

$ 39.99
(!!!) (Best Pair) 26 Sylvania branded Zenith black plate NOS 1946 (5.4ma and 5.6ma) (rare)

(!!!) (Best Pair) 26 Sylvania branded Zenith black plate NOS 1946 (5.4ma and 5.6ma) (rare)

$ 69.99
(!!!) (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm)

(!!!) (Best Single) 127 Arcturus Blue Balloon tests like new 1930 era in white box (5.6ma) (High Ma and Gm)

$ 64.99

(!!!) (Best Single) 26 RCA ST-14 tests like new 1952 (8.5ma)

$ 12.99
(!!!) (Best Value Pair) 26 RCA ST-14 engraved base used/good 1930's (3.9/4.0ma)

(!!!) (Best Value Pair) 26 RCA ST-14 engraved base used/good 1930's (3.9/4.0ma)

$ 19.99
(!!!) (Best Value Pair) 26 RCA/Cunningham ST-14 used/good 1940's (3.8ma and 3.8ma)

(!!!) (Best Value Pair) 26 RCA/Cunningham ST-14 used/good 1940's (3.8ma and 3.8ma)

$ 14.99
(!!!) (Good Value Pair) 26 Super Silvertone ST-14 engraved base used/good 1930's (4.3ma and 4.8ma)

(!!!) (Good Value Pair) 26 Super Silvertone ST-14 engraved base used/good 1930's (4.3ma and 4.8ma)

$ 24.99
(!!!) (Pair) CX-326 Cunningham balloon used/good 1930 era (4.2ma and 4.5ma) same Gm

(!!!) (Pair) CX-326 Cunningham balloon used/good 1930 era (4.2ma and 4.5ma) same Gm

$ 49.99
(!!!) (Pair) UX-226 RCA Radiotron balloon used/good 1930 era (3.9ma and 3.6ma)

(!!!) (Pair) UX-226 RCA Radiotron balloon used/good 1930 era (3.9ma and 3.6ma)

$ 35.99
(!!!) (Recommended Pair) 26 GE and Ken Rad NOS same build 1940's (3.9ma and 4.0ma)

(!!!) (Recommended Pair) 26 GE and Ken Rad NOS same build 1940's (3.9ma and 4.0ma)

$ 44.99
(!!!) (Recommended Pair) 26 Sylvania branded Zenith black plate NOS 1946 (4.9ma and 5.0ma) (rare) 1% matched

(!!!) (Recommended Pair) 26 Sylvania branded Zenith black plate NOS 1946 (4.9ma and 5.0ma) (rare) 1% matched

$ 59.99
(!!!) (Recommended Single) 127 Arcturus Blue Balloon used/good 1930 era in white box (4.3ma)

(!!!) (Recommended Single) 127 Arcturus Blue Balloon used/good 1930 era in white box (4.3ma)

$ 44.99
(!!!) 231=31 US Made Balloon NOS 1920's (14.2ma)

(!!!) 231=31 US Made Balloon NOS 1920's (14.2ma)

$ 29.99
(!!!) 31 RCA Radiotron Balloon NOS 1920's (13.2ma)

(!!!) 31 RCA Radiotron Balloon NOS 1920's (13.2ma)

$ 0.00
(!!!) CX-331 Cunningham NOS 1920's (12ma) (rare)

(!!!) CX-331 Cunningham NOS 1920's (12ma) (rare)

$ 39.99
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