1N758A semiconductor manufactured by United Technical Publications, listed as 1N758A (circa 1969).

1N715A semiconductor manufactured by United Technical Publications, listed as 1N715A (circa 1969).

1N1357A semiconductor manufactured by United Technical Publications, listed as 1N1357A (circa 1969).

1N1781A semiconductor manufactured by United Technical Publications, listed as 1N1781A (circa 1969).

1N757A semiconductor manufactured by United Technical Publications, listed as 1N757A (circa 1969).

1N714A semiconductor manufactured by United Technical Publications, listed as 1N714A (circa 1969).

1N2998B semiconductor manufactured by United Technical Publications, listed as 1N2998B (circa 1969).

1N1828A semiconductor manufactured by United Technical Publications, listed as 1N1828A (circa 1969).

1N1356A semiconductor manufactured by United Technical Publications, listed as 1N1356A (circa 1969).

1N1780A semiconductor manufactured by United Technical Publications, listed as 1N1780A (circa 1969).

1N756A semiconductor manufactured by United Technical Publications, listed as 1N756A (circa 1969).

1N713A semiconductor manufactured by United Technical Publications, listed as 1N713A (circa 1969).

1N1827A semiconductor manufactured by United Technical Publications, listed as 1N1827A (circa 1969).

1N1355A semiconductor manufactured by United Technical Publications, listed as 1N1355A (circa 1969).

1N1779A semiconductor manufactured by United Technical Publications, listed as 1N1779A (circa 1969).

1N755A semiconductor manufactured by United Technical Publications, listed as 1N755A (circa 1969).

1N712A semiconductor manufactured by United Technical Publications, listed as 1N712A (circa 1969).

1N2996B semiconductor manufactured by United Technical Publications, listed as 1N2996B (circa 1969).

1N1826A semiconductor manufactured by United Technical Publications, listed as 1N1826A (circa 1969).

1N1354A semiconductor manufactured by United Technical Publications, listed as 1N1354A (circa 1969).