2N6542 semiconductor manufactured by Allied Electronics, listed as 2N6542 (circa 1976).

2N6308 semiconductor manufactured by Allied Electronics, listed as 2N6308 (circa 1976).

2N6307 semiconductor manufactured by Allied Electronics, listed as 2N6307 (circa 1976).

2N6306 semiconductor manufactured by Allied Electronics, listed as 2N6306 (circa 1976).

1N5363B semiconductor manufactured by Allied Electronics, listed as 1N5363B (circa 1976).

1N5361B semiconductor manufactured by Allied Electronics, listed as 1N5361B (circa 1976).

1N5360B semiconductor manufactured by Allied Electronics, listed as 1N5360B (circa 1976).

1N5359B semiconductor manufactured by Allied Electronics, listed as 1N5359B (circa 1976).

1N5358B semiconductor manufactured by Allied Electronics, listed as 1N5358B (circa 1976).

1N5357B semiconductor manufactured by Allied Electronics, listed as 1N5357B (circa 1976).

1N5355B semiconductor manufactured by Allied Electronics, listed as 1N5355B (circa 1976).

1N5353B semiconductor manufactured by Allied Electronics, listed as 1N5353B (circa 1976).

2N5138 semiconductor manufactured by Allied Electronics, listed as 2N5138 (circa 1976).

2N5135 semiconductor manufactured by Allied Electronics, listed as 2N5135 (circa 1976).

2N5134 semiconductor manufactured by Allied Electronics, listed as 2N5134 (circa 1976).

1N5352B semiconductor manufactured by Allied Electronics, listed as 1N5352B (circa 1976).

1N5351B semiconductor manufactured by Allied Electronics, listed as 1N5351B (circa 1976).

1N5350B semiconductor manufactured by Allied Electronics, listed as 1N5350B (circa 1976).

2N5133 semiconductor manufactured by Allied Electronics, listed as 2N5133 (circa 1976).

2N5089 semiconductor manufactured by Allied Electronics, listed as 2N5089 (circa 1976).