Preston, Thomas,  1860-1900 <br/><br/>
[Letter to George F. Fitzgerald from Thomas Preston], 13th February 1899. 

 - 1  18 x 11 cm.  sheet (folded) ; 
<br/><br/><label>Subjects--Personal Names: </label><br/>Preston, Thomas, 1860-1900 --Correspondence.
<br/><br/><label>Subjects--Corporate Names: </label><br/>Royal Dublin Society.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spectrum analysis.