2N718 semiconductor manufactured by Sylvania, listed as 2N718 (circa 1979).

2N635A semiconductor manufactured by Sylvania, listed as 2N635A (circa 1979).

2N1338 semiconductor manufactured by Sylvania, listed as 2N1338 (circa 1979).

2N1111A semiconductor manufactured by Sylvania, listed as 2N1111A (circa 1979).

2N986 semiconductor manufactured by Sylvania, listed as 2N986 (circa 1979).

2N834 semiconductor manufactured by Sylvania, listed as 2N834 (circa 1979).

2N717A semiconductor manufactured by Sylvania, listed as 2N717A (circa 1979).

2N635 semiconductor manufactured by Sylvania, listed as 2N635 (circa 1979).

2N1319 semiconductor manufactured by Sylvania, listed as 2N1319 (circa 1979).

2N1199A semiconductor manufactured by Sylvania, listed as 2N1199A (circa 1979).

2N1111 semiconductor manufactured by Sylvania, listed as 2N1111 (circa 1979).

2N985 semiconductor manufactured by Sylvania, listed as 2N985 (circa 1979).

2N829 semiconductor manufactured by Sylvania, listed as 2N829 (circa 1979).

2N717 semiconductor manufactured by Sylvania, listed as 2N717 (circa 1979).

2N634A semiconductor manufactured by Sylvania, listed as 2N634A (circa 1979).

2N1318 semiconductor manufactured by Sylvania, listed as 2N1318 (circa 1979).

2N1199 semiconductor manufactured by Sylvania, listed as 2N1199 (circa 1979).

2N1110 semiconductor manufactured by Sylvania, listed as 2N1110 (circa 1979).

2N984 semiconductor manufactured by Sylvania, listed as 2N984 (circa 1979).

2N828A semiconductor manufactured by Sylvania, listed as 2N828A (circa 1979).