2N715 semiconductor manufactured by Sylvania, listed as 2N715 (circa 1979).

2N634 semiconductor manufactured by Sylvania, listed as 2N634 (circa 1979).

2N1198 semiconductor manufactured by Sylvania, listed as 2N1198 (circa 1979).

2N1109 semiconductor manufactured by Sylvania, listed as 2N1109 (circa 1979).

2N983 semiconductor manufactured by Sylvania, listed as 2N983 (circa 1979).

2N828 semiconductor manufactured by Sylvania, listed as 2N828 (circa 1979).

2N711B semiconductor manufactured by Sylvania, listed as 2N711B (circa 1979).

2N633B semiconductor manufactured by Sylvania, listed as 2N633B (circa 1979).

2N1316 semiconductor manufactured by Sylvania, listed as 2N1316 (circa 1979).

2N1197 semiconductor manufactured by Sylvania, listed as 2N1197 (circa 1979).

2N982 semiconductor manufactured by Sylvania, listed as 2N982 (circa 1979).

2N827 semiconductor manufactured by Sylvania, listed as 2N827 (circa 1979).

2N711A semiconductor manufactured by Sylvania, listed as 2N711A (circa 1979).

2N633 semiconductor manufactured by Sylvania, listed as 2N633 (circa 1979).

2N1315 semiconductor manufactured by Sylvania, listed as 2N1315 (circa 1979).

2N1196 semiconductor manufactured by Sylvania, listed as 2N1196 (circa 1979).

2N1108 semiconductor manufactured by Sylvania, listed as 2N1108 (circa 1979).

2N981 semiconductor manufactured by Sylvania, listed as 2N981 (circa 1979).

2N826 semiconductor manufactured by Sylvania, listed as 2N826 (circa 1979).

2N711 semiconductor manufactured by Sylvania, listed as 2N711 (circa 1979).