30
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
3229441
286821
2

jan 1, 1950 - The National Association for Retarded Children is formed.

Added to timeline:

Date:

jan 1, 1950
Now
~ 74 years ago