Hours of work in postal services. 

 - Geneva,  1935. 
 - 95 p.  24 cm. 
 - Studies and reports, Series D (Wages and hours of work)  no. 21 .
<br/><br/> At head of title: International Labour Office.  Includes postal, telegraph and telephone undertakings.  List of principal laws, regulations and agreements on which the study was based: p. [89]-95. 
<br/><br/><label>LCCN: </label>l  35000029  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hours of labor.<br/>Postal service.<br/>Telegraphers.
<br/><br/><label>LC Class. No.: </label>HD4813  / .I4 Ser. D, no. 21