Harker, Alfred <br/><br/>
Metamorphism  a study of the transformations of rock-masses 
by Alfred Harker 
 - London  Methuen & Co. Ltd.  1932 
 - ix, 362 p.  ill.  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Igneous rocks<br/>Metamorphism