2N2102 semiconductor manufactured by Sylvania, listed as 2N2102 (circa 1979).

2N2100 semiconductor manufactured by Sylvania, listed as 2N2100 (circa 1979).

2N2099 semiconductor manufactured by Sylvania, listed as 2N2099 (circa 1979).

2N2098 semiconductor manufactured by Sylvania, listed as 2N2098 (circa 1979).

2N2097A semiconductor manufactured by Sylvania, listed as 2N2097A (circa 1979).

2N2096A semiconductor manufactured by Sylvania, listed as 2N2096A (circa 1979).

2N2096 semiconductor manufactured by Sylvania, listed as 2N2096 (circa 1979).

2N2095A semiconductor manufactured by Sylvania, listed as 2N2095A (circa 1979).

2N2095 semiconductor manufactured by Sylvania, listed as 2N2095 (circa 1979).

2N2094A semiconductor manufactured by Sylvania, listed as 2N2094A (circa 1979).

2N2094 semiconductor manufactured by Sylvania, listed as 2N2094 (circa 1979).

2N2093 semiconductor manufactured by Sylvania, listed as 2N2093 (circa 1979).

2N2092 semiconductor manufactured by Sylvania, listed as 2N2092 (circa 1979).

2N2091 semiconductor manufactured by Sylvania, listed as 2N2091 (circa 1979).

2N2090 semiconductor manufactured by Sylvania, listed as 2N2090 (circa 1979).

2N2089 semiconductor manufactured by Sylvania, listed as 2N2089 (circa 1979).

2N2085 semiconductor manufactured by Sylvania, listed as 2N2085 (circa 1979).

2N2084 semiconductor manufactured by Sylvania, listed as 2N2084 (circa 1979).

2N2083 semiconductor manufactured by Sylvania, listed as 2N2083 (circa 1979).

2N2082A semiconductor manufactured by Sylvania, listed as 2N2082A (circa 1979).