Nock, O. S. (Oswald Stevens), 1905-  Nock, O. S. (Oswald Stevens), 1905- <br/><br/>
Railways of Southern Africa, 
by O. S. Nock. 
 - London,  Black,  1971. 
 - Railways of the world, 1 .
<br/><br/><label>ISBN: </label>0713611065  L.4.75 
<br/><br/><label>LCCN: </label>75871917 //r852 
<br/><br/><label>Nat. Bib. No.: </label>B71-14006 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Railroads -- South Africa.--Railroads -- South Africa.
<br/><br/><label>LC Class. No.: </label>HE1011  HE3429.S6  / .N63 vol. 1 
<br/><br/><label>Dewey Class. No.: </label>385 s  385/.0968