Terwilliger, Charles, <br/><br/>
The Horolovar 400-day clock suspension spring guide / 
Charles Terwilliger. 
 - 48 pages :  illustrations ;  23 cm 
<br/><br/> Reprint of : Bronxville, N.Y. : Horolovar Company, ©1953. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clocks and watches--Repairing.<br/>Torsion pendulum--Repairing.
<br/><br/><label>Subjects--Index Terms: </label>Repair Global torsion suspension spring practical how-to parts Terwilliger, Charles [O.] Shelf clock