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25L6G GE big bottle faded printing 1940's used/strong (70/45)
25L6G Tungsol 1940's used/good (77/60)
25L6GT National Union 1950 era like new (88/60)
25Z6 RCA Radiotron used/tests like new 1940 era (51/40 and 51/40) 1% diode balance
26 Coronado by RCA tests like new 1940's (6.0ma)
26 National Union engraved base tests like new 1930's (6.0ma)
26 RCA Radiotron/Cunningham engraved used/good 1930's (3.6ma)
26 RCA Radiotron/Cunningham engraved used/very good 1930's (5.9ma)
2C26 Hytron NOS 1944 (68/38)
2C36 Litton USA NOS (6 in stock)
2C37 Litton USA NOS 1970's (1 in stock)
2C39=7289 used
2C40 RCA NOS (6 in stock)
2C40A sealed NOS (5 in stock)
2C42 (1 in stock)
2C43 sealed NOS (3 in stock)
2C44 NOS (4 in stock)
2C53 National Union NOS (7 in stock)
2E24 RCA
2E24 RCA NOS (2 in stock)
