(Bright Eye) EM34=6CD7 Siemens Germany 1960's (2 in stock)
(Bright Eye) EM34=CV394 Siemens Germany 1973 (1 in stock)
EM34=CV394 Mullard Austria NOS 1955 (3 in stock)
EM34=CV394 Mullard Germany NOS early 1950's (2 in stock)