Here are five historical events related to collectibles that happened on June 14:

1959 - Disneyland Monorail System Opens: The Disneyland Monorail System, the first daily operating monorail system in the Western Hemisphere, opened to the public in Anaheim, California. This event marked a significant addition to Disneyland's attractions and became a collectible milestone for Disney memorabilia enthusiasts​ (Wikipedia)​.

1949 - First Monkey in Space: The United States launched the first monkey, ...  more