(Best Value) 5V4G RCA black plates used/very good 1948 (54/40 and 57/40)
(Best Value) 5V4G RCA Victor black plates used/very good 1948 (53/40 and 54/40)
5V4G Brimar UK "D" getter halo black plates used/good 1950's (59/40 and 60/40)