Tyndall, John,  1820-1893 <br/><br/>
[Letter to Dr William Francis from John Tyndall], [July 1852?]. 

 - 1  18 x 11 cm.  sheet (folded) ; 
<br/><br/><label>Subjects--Personal Names: </label><br/>Tyndall, John, 1820-1893 --Correspondence.