1N1778A semiconductor manufactured by United Technical Publications, listed as 1N1778A (circa 1969).

1N754A semiconductor manufactured by United Technical Publications, listed as 1N754A (circa 1969).

1N711A semiconductor manufactured by United Technical Publications, listed as 1N711A (circa 1969).

1N1825A semiconductor manufactured by United Technical Publications, listed as 1N1825A (circa 1969).

1N1353A semiconductor manufactured by United Technical Publications, listed as 1N1353A (circa 1969).

1N1776A semiconductor manufactured by United Technical Publications, listed as 1N1776A (circa 1969).

1N753A semiconductor manufactured by United Technical Publications, listed as 1N753A (circa 1969).

1N710A semiconductor manufactured by United Technical Publications, listed as 1N710A (circa 1969).

1N2994B semiconductor manufactured by United Technical Publications, listed as 1N2994B (circa 1969).

1N1824A semiconductor manufactured by United Technical Publications, listed as 1N1824A (circa 1969).

1N1352A semiconductor manufactured by United Technical Publications, listed as 1N1352A (circa 1969).

1N1775A semiconductor manufactured by United Technical Publications, listed as 1N1775A (circa 1969).

1N752A semiconductor manufactured by United Technical Publications, listed as 1N752A (circa 1969).

1N709A semiconductor manufactured by United Technical Publications, listed as 1N709A (circa 1969).

1N1823A semiconductor manufactured by United Technical Publications, listed as 1N1823A (circa 1969).

1N1351A semiconductor manufactured by United Technical Publications, listed as 1N1351A (circa 1969).

1N1774A semiconductor manufactured by United Technical Publications, listed as 1N1774A (circa 1969).

1N769A semiconductor manufactured by United Technical Publications, listed as 1N769A (circa 1969).

1N708A semiconductor manufactured by United Technical Publications, listed as 1N708A (circa 1969).

1N1108 semiconductor manufactured by United Technical Publications, listed as 1N1108 (circa 1969).