1625=VT-136 RCA NOS 1954 (84/40)
1633 RCA coated glass NOS 1940's
1R4 US Brands NOS (4 in stock)
1R4=VT-183 Sylvania used/tests like new (50/40)
235=35 National Union balloon used/good 1933 (38/26)
245=45 Silvertone Balloon engraved base 1930 era used/tests like new (42ma Gm=2230)
25L6G Arcturus 1940's used/good (62/45)
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)
