Harker, Alfred  1859-1939 <br/><br/>
Metamorphism :  a study of the transformations of rock-masses / 
Alfred Harker 
 - London :  Chapman and Hall,  1974 
 - 362 p. :  ill. ;  22 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>041212940X 
<br/><br/><label>LCCN: </label>40-010864 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks, metamorphic