1N482B semiconductor manufactured by Allied Electronics, listed as 1N482B (circa 1964).

1N482A semiconductor manufactured by Allied Electronics, listed as 1N482A (circa 1964).

1N482 semiconductor manufactured by Allied Electronics, listed as 1N482 (circa 1964).

1N468 semiconductor manufactured by Allied Electronics, listed as 1N468 (circa 1964).

1N464A semiconductor manufactured by Allied Electronics, listed as 1N464A (circa 1964).

1N464 semiconductor manufactured by Allied Electronics, listed as 1N464 (circa 1964).

1N463A semiconductor manufactured by Allied Electronics, listed as 1N463A (circa 1964).

1N463 semiconductor manufactured by Allied Electronics, listed as 1N463 (circa 1964).

1N462A semiconductor manufactured by Allied Electronics, listed as 1N462A (circa 1964).

1N462 semiconductor manufactured by Allied Electronics, listed as 1N462 (circa 1964).

1N461A semiconductor manufactured by Allied Electronics, listed as 1N461A (circa 1964).

1N461 semiconductor manufactured by Allied Electronics, listed as 1N461 (circa 1964).

1N459A semiconductor manufactured by Allied Electronics, listed as 1N459A (circa 1964).

1N459 semiconductor manufactured by Allied Electronics, listed as 1N459 (circa 1964).

1N458A semiconductor manufactured by Allied Electronics, listed as 1N458A (circa 1964).

1N458 semiconductor manufactured by Allied Electronics, listed as 1N458 (circa 1964).

1N457A semiconductor manufactured by Allied Electronics, listed as 1N457A (circa 1964).

1N457 semiconductor manufactured by Allied Electronics, listed as 1N457 (circa 1964).

1N456A semiconductor manufactured by Allied Electronics, listed as 1N456A (circa 1964).

1N456 semiconductor manufactured by Allied Electronics, listed as 1N456 (circa 1964).