The employment of young persons in underground work in mines of all kinds :  Fouth item on the agends:  report iv (1) 

 - Geneva :  International Labour Office,  1964 
 - [iii], 50 p. ;  24 cm. 
<br/><br/> The 49th session of the general conference of International Labour Organization was held at Geneva in 1965 
<br/><br/><label>ISBN: </label> USD 0.75 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Youth--Employment<br/>Miners<br/>Labor laws and legislation
<br/><br/><label>Dewey Class. No.: </label>331.063