Unknown <br/><br/>
Philosophical Transactions of the Royal Society of London 

 - series B 
 - London  Harrison and sons,st.Martin's Lane,w.c  1908 
 - viii, 425p. : ill ; 30 cm 
 -  volume 199 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science<br/>4b G14
<br/><br/><label>Universal Decimal Class. No.: </label>4b  / G14