"Evidence given before the coal mining committee,1937." 

 - Delhi  Govt of India       1937 
 - "ix,559p."  cm. 
 -  Vol.2 .
<br/><br/> Appendix :557-559p. 
<br/><br/><label>Standard No.: </label>186886 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X9(F551).2.N37, G7.2"