(!!!) (BEST VALUE) EM84=6FG6 Ei Yugoslavia NOS 1970's (15 in stock) (bright eyes)
(!!!) (BEST VALUE) EM84=6FG6 Sylvania India NOS 1970's (6 in stock) (bright eyes)
(!!) (Best Single) 6U5 Silvertone by Sylvania NOS 1946-1947 (bright eye)
(!!) (BEST SINGLES) JAN-CRC-6U5 RCA NOS Tuning Eye 1952 bright eyes (4 in stock)
(!!) (Best Value) 6U5 RCA NOS Tuning Eye 1950's bright eye slightly tilted glass
(!!) (BEST VALUE) EM84=6FG6 Ei Yugoslavia branded RCA Mexico NOS 1970's (8 in stock) (bright eyes)
(!!) (BEST VALUE) JAN-CHS-1629 Sylvania NOS 1943 bright eye (8 in stock)
(!!) (Recommended Single) JAN-CRC-1629 RCA NOS 1940's bright eye
(!!) (Recommended) JAN-CKR-1629 Ken Rad NOS 1940's bright eye
(!!) 1629 RCA NOS 1961 bright eye
(!!) 6E5 GE NOS 1960's pupil slightly off center - bright eye
(!!) 6E5 RCA NOS 1940's (2 in stock)
(!!) 6E5 Sylvania NOS (2 in stock)
(!!) 6U5 Tungsol NOS 1948 bright eye (1 in stock)
(!!) JAN-CHS-1629 Sylvania NOS 1940's bright eye
(!) (BEST EM87) EM87 Valvo Germany branded Telefunken Germany NOS 1961 (3 in stock)
(!) (Recommended) EM87 Valvo Germany branded Siemens Germany NOS 1961 (4 in stock)
(BEST PRICE) EM1 Philips Austria NOS 1956 (bright green eyes) (4 tubes for $379.99)
(BEST PRICE) EM87 Haltron East Germany NOS (4 tubes for $39.99)