Pogson, N. R . <br/><br/>
Determination of the difference in longitude for between Washington and Paris 1913-14 
N. R. Pogson 
 - Washington  1916 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Longitude<br/>Paris<br/>Washington
<br/><br/><label>Universal Decimal Class. No.: </label>528.28  / POG