18
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
2015684
167407
2

13h 56min, jan 1, 1862 y - Snellen charts are designed for vision tests

Description:

Source: The History of Special Education: From Isolation to integration

Added to timeline:

22 days ago
0
0
32
EDU 232 B Timeline Project
Fall 2018 Timeline Project. Emma Champion.

Date:

13h 56min, jan 1, 1862 y
Now
~ 156 years ago
PayPal - The safer, easier way to pay online!logo
About & FeedbackTermsPrivacy