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(!!!!!) (Single) GZ34 Amperex Bugle Boy by Mullard used/tests like new 1962 faded printing some vertical scratches on base (60/40 and 62/40)
(!!!!) (Best Single #2) GZ34 Siemens Holland NOS 1961 double "D" getters (57/40 and 58/40) (Matchless, Marshall, Fender, Modwright)
(!!!) (Holland) GZ34=5AR4 Holland used/strong 1961 no printing (58/40 and 58/40) 1% section balance (f33 series)
(!!!) (READ REVIEW) GZ34 Mullard UK shield logo NOS 1962 (59/40 and 59/40)
(!!) (BEST VALUE) GZ34 Mullard branded Philiups Miniwatt used/tests like new 1965 (60/40 and 60/40)
(!) (READ REVIEW) GZ34 Mullard UK shield logo NOS 1962
(!) (READ REVIEW) GZ34 Raytheon Japan by Matsushita NOS similar sound and build to Mullard NOS 1970's (59/40 and 59/40 x 2 tubes)