1N276 semiconductor manufactured by United Technical Publications, listed as 1N276 (circa 1965).

1N482A semiconductor manufactured by United Technical Publications, listed as 1N482A (circa 1965).

1N273 semiconductor manufactured by United Technical Publications, listed as 1N273 (circa 1965).

1N482 semiconductor manufactured by United Technical Publications, listed as 1N482 (circa 1965).

1N144 semiconductor manufactured by United Technical Publications, listed as 1N144 (circa 1965).

1N459A semiconductor manufactured by United Technical Publications, listed as 1N459A (circa 1965).

1N458A semiconductor manufactured by United Technical Publications, listed as 1N458A (circa 1965).

1N127A semiconductor manufactured by United Technical Publications, listed as 1N127A (circa 1965).

1N457 semiconductor manufactured by United Technical Publications, listed as 1N457 (circa 1965).

1N456A semiconductor manufactured by United Technical Publications, listed as 1N456A (circa 1965).

1N456 semiconductor manufactured by United Technical Publications, listed as 1N456 (circa 1965).

1N3015B semiconductor manufactured by United Technical Publications, listed as 1N3015B (circa 1965).

1N3051B semiconductor manufactured by United Technical Publications, listed as 1N3051B (circa 1965).

1N3015A semiconductor manufactured by United Technical Publications, listed as 1N3015A (circa 1965).

1N3051A semiconductor manufactured by United Technical Publications, listed as 1N3051A (circa 1965).

1N3014B semiconductor manufactured by United Technical Publications, listed as 1N3014B (circa 1965).

1N3050B semiconductor manufactured by United Technical Publications, listed as 1N3050B (circa 1965).

1N3014A semiconductor manufactured by United Technical Publications, listed as 1N3014A (circa 1965).

1N3050A semiconductor manufactured by United Technical Publications, listed as 1N3050A (circa 1965).

1N3014 semiconductor manufactured by United Technical Publications, listed as 1N3014 (circa 1965).