EABC80=6AK8 Valvo Germany used/good 1959 (0.8ma)
EABC80=6AK8 Zenith Sylvania NOS (0.9ma)
EC88 Amperex Bugle Boy Italy NOS 1966 (12.8ma)
EF80 Lorenz made in Philips Italy NOS 1967 (7ma)