Osbrn David G <br/><br/>
Geographical features of the automaiton of industr 
Osbrn David G 
 -  1953 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>Uoax90gF), J3