2N3344 semiconductor manufactured by United Technical Publications, listed as 2N3344 (circa 1969).

2N2905A semiconductor manufactured by United Technical Publications, listed as 2N2905A (circa 1969).

2N2410 semiconductor manufactured by United Technical Publications, listed as 2N2410 (circa 1969).

2N2185 semiconductor manufactured by United Technical Publications, listed as 2N2185 (circa 1969).

2N1864 semiconductor manufactured by United Technical Publications, listed as 2N1864 (circa 1969).

2N1411 semiconductor manufactured by United Technical Publications, listed as 2N1411 (circa 1969).

2N1037 semiconductor manufactured by United Technical Publications, listed as 2N1037 (circa 1969).

2N865 semiconductor manufactured by United Technical Publications, listed as 2N865 (circa 1969).

2N3343 semiconductor manufactured by United Technical Publications, listed as 2N3343 (circa 1969).

2N2399 semiconductor manufactured by United Technical Publications, listed as 2N2399 (circa 1969).

2N2184 semiconductor manufactured by United Technical Publications, listed as 2N2184 (circa 1969).

2N1790 semiconductor manufactured by United Technical Publications, listed as 2N1790 (circa 1969).

2N1275 semiconductor manufactured by United Technical Publications, listed as 2N1275 (circa 1969).

2N1036 semiconductor manufactured by United Technical Publications, listed as 2N1036 (circa 1969).

2N864 semiconductor manufactured by United Technical Publications, listed as 2N864 (circa 1969).

2N393 semiconductor manufactured by United Technical Publications, listed as 2N393 (circa 1969).

2N3342 semiconductor manufactured by United Technical Publications, listed as 2N3342 (circa 1969).

2N2904A semiconductor manufactured by United Technical Publications, listed as 2N2904A (circa 1969).

2N2398 semiconductor manufactured by United Technical Publications, listed as 2N2398 (circa 1969).

2N2183 semiconductor manufactured by United Technical Publications, listed as 2N2183 (circa 1969).