Hope-Jones F <br/><br/>
Electrical time keeping 

 -  1942 
<br/><br/><label>Standard No.: </label>11,169 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INDUSTRIAL ARTS
<br/><br/><label>Dewey Class. No.: </label>MB9:D66, H0