Preston, Thomas,  1860-1900 <br/><br/>
[Letter to George F. Fitzgerald from Thomas Preston], 5th January 1899. 

 - 1  20 x 13 cm.  sheet (folded) ; 
<br/><br/><label>Subjects--Personal Names: </label><br/>Preston, Thomas, 1860-1900 --Correspondence.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectrum analysis.