<div class="description">
<dl><dd>This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)</dd>
<dd>Part of the Ophthalmology Historical Collection</dd>
<dd>2 of 6 bound together</dd></dl><br>Subjects: Visual perception; Vision Tests</div>
<div class="fn value">
<dl><dd>Cohn, Hermann, 1838-1906.</dd>
<dd>Cohn, Hermann, 1838-1906</dd>
<dd>University College, London. Library Services</dd></dl></div>
Internet Archive identifier