Thomson, Arthur Landsborough,  Sir,  1890- <br/><br/>
Problems of bird-migration, 
by A. Landsborough Thomson ... 
 - [London]  H.F. & G. Witherby,  1926. 
 - 3 p. l., ix-xv, 350 p.  illus. (maps) diagrs.  23 cm. 
<br/><br/>"References" at end of each chapter. 
<br/><br/><label>LCCN: </label>agr26001334  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Migration.
<br/><br/><label>LC Class. No.: </label>QL698  / .T48