Message:

<p>[QUOTE=&quot;Bakersgma, post: 473114, member: 59&quot;]If you read through this Wiki article about the company, you&#039;ll see in the section entitled Stereoscophthalmic Department that they made slides for eye testing and eye-training for a number of uses starting in the 30&#039;s. Given the strange bulls eyes and circles, I&#039;d say this is a good guess for what these are.</p><p><br /></p><p><a href="https://en.wikipedia.org/wiki/Keystone_View_Company" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Keystone_View_Company" rel="nofollow">https://en.wikipedia.org/wiki/Keystone_View_Company</a>[/QUOTE]</p><p><br /></p>

Your name or email address:

Do you already have an account?

• No, create an account now.
• Yes, my password is:
• Forgot your password?

Stay logged in