§ 610. 6888th Central Postal Directory Battalion Day. March 9 is known as 6888th Central Postal Directory Battalion Day and should be commemorated in this State by appropriate ceremonies to honor the 6888th Central Postal Directory Battalion members. In commemorating this day, citizens are encouraged to write and mail letters to family, friends, military personnel, and veterans to recognize postal employees and the important service these employees provide in connecting us to each other. 85 Del. Laws, c. 158, § 1;