Gowan, John Curtis., <br/><br/>
Operations of increasing order and other essays on exotic factors of intellect, unusual powers and abilities, etc. (as found in psychic science) ... 
John Curtis Gowan. 
 - Westlake Village, California  John Curtis Gowan  1980 
 - 384pages. :  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychical research--Addresses, essays, lectures.