2N118 semiconductor manufactured by Sylvania, listed as 2N118 (circa 1979).

2N547 semiconductor manufactured by Sylvania, listed as 2N547 (circa 1979).

2N467 semiconductor manufactured by Sylvania, listed as 2N467 (circa 1979).

2N378 semiconductor manufactured by Sylvania, listed as 2N378 (circa 1979).

2N284A semiconductor manufactured by Sylvania, listed as 2N284A (circa 1979).

2N192 semiconductor manufactured by Sylvania, listed as 2N192 (circa 1979).

2N117 semiconductor manufactured by Sylvania, listed as 2N117 (circa 1979).

2N546 semiconductor manufactured by Sylvania, listed as 2N546 (circa 1979).

2N466 semiconductor manufactured by Sylvania, listed as 2N466 (circa 1979).

2N377A semiconductor manufactured by Sylvania, listed as 2N377A (circa 1979).

2N284 semiconductor manufactured by Sylvania, listed as 2N284 (circa 1979).

2N191 semiconductor manufactured by Sylvania, listed as 2N191 (circa 1979).

2N114 semiconductor manufactured by Sylvania, listed as 2N114 (circa 1979).

2N465 semiconductor manufactured by Sylvania, listed as 2N465 (circa 1979).

2N377 semiconductor manufactured by Sylvania, listed as 2N377 (circa 1979).

2N283 semiconductor manufactured by Sylvania, listed as 2N283 (circa 1979).

2N190 semiconductor manufactured by Sylvania, listed as 2N190 (circa 1979).

2N544 semiconductor manufactured by Sylvania, listed as 2N544 (circa 1979).

2N464 semiconductor manufactured by Sylvania, listed as 2N464 (circa 1979).

2N376A semiconductor manufactured by Sylvania, listed as 2N376A (circa 1979).