00:00:18.652 — The still from 'Don't tie up mail service - use zip code - 1968' depicts a person handling a large, tied-up bag, likely filled with mail or packages. The emphasis is on the importance of using a zip code to ensure efficient mail delivery. The black-and-white imagery reflects the era, reinforcing the public service message promoted by the Ad Council.
00:00:49.049 — The still from the 1968 Ad Council campaign features an illustrated character resembling a mailbag with a distressed face. The character is tied up, symbolizing the potential issues with mail service. It prominently displays the text 'Don't tie up mail service - use ZIP CODE' along with 'U.S. MAIL.' The message emphasizes the importance of using ZIP codes to ensure efficient mail delivery. The visual is simple and effective, highlighting the need for proper addressing.