Scan the schematic and send an image to me at jeffreybenr@cox.net and I'll opine.
The three-6SN7s 'Canes used the two sections of the outer 'N7s as a phase splitter and then cathode follower, the latter apparently necessary to drive all those '88s.
.
The three-6SN7s 'Canes used the two sections of the outer 'N7s as a phase splitter and then cathode follower, the latter apparently necessary to drive all those '88s.
.