(!!!) (BEST PAIR 1943) JAN-1619=VT-164 RCA NOS 1943 some surface rust on metal cans (55ma and 57ma)
1619 GE NOS 1960 (56ma)
1619 Ken Rad NOS 1940's also stamped 1953 (56ma)
1619 RCA branded National NOS (52ma)
JAN-CRC-1619 RCA NOS 1952 (52ma Gm=4600)
