2N1043 semiconductor manufactured by Sylvania, listed as 2N1043 (circa 1979).

2N930A semiconductor manufactured by Sylvania, listed as 2N930A (circa 1979).

2N779B semiconductor manufactured by Sylvania, listed as 2N779B (circa 1979).

2N686 semiconductor manufactured by Sylvania, listed as 2N686 (circa 1979).

2N591 semiconductor manufactured by Sylvania, listed as 2N591 (circa 1979).

2N1162A semiconductor manufactured by Sylvania, listed as 2N1162A (circa 1979).

2N1042 semiconductor manufactured by Sylvania, listed as 2N1042 (circa 1979).

2N930 semiconductor manufactured by Sylvania, listed as 2N930 (circa 1979).

2N779A semiconductor manufactured by Sylvania, listed as 2N779A (circa 1979).

2N685 semiconductor manufactured by Sylvania, listed as 2N685 (circa 1979).

2N589 semiconductor manufactured by Sylvania, listed as 2N589 (circa 1979).

2N1274 semiconductor manufactured by Sylvania, listed as 2N1274 (circa 1979).

2N1162 semiconductor manufactured by Sylvania, listed as 2N1162 (circa 1979).

2N1040 semiconductor manufactured by Sylvania, listed as 2N1040 (circa 1979).

2N929A semiconductor manufactured by Sylvania, listed as 2N929A (circa 1979).

2N779 semiconductor manufactured by Sylvania, listed as 2N779 (circa 1979).

2N684A semiconductor manufactured by Sylvania, listed as 2N684A (circa 1979).

2N588A semiconductor manufactured by Sylvania, listed as 2N588A (circa 1979).

2N1160 semiconductor manufactured by Sylvania, listed as 2N1160 (circa 1979).

2N1038 semiconductor manufactured by Sylvania, listed as 2N1038 (circa 1979).