Time rates of wages and hours of labour 

 - London  HMSO UK           1954 
 -  1951 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wages
<br/><br/><label>Dewey Class. No.: </label>X:934.3s, J4/GD