Aydlett, Guy D., <br/><br/>
A review of George Graham's classic escapement, or, Dead-beat by design / 
 Dead-beat by design 
by Guy D. Aydlett. 
 - 52 pages :  illustrations ;  23 cm. 
 - Supplement to the Bulletin of the National Association of Watch and Clock Collectors ;  8 .
 - Bulletin of the National Association of Watch and Clock Collectors.  Supplement ;  8. .
<br/><br/> Caption title. 
<br/><br/>"References and notes": pages 48-52. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Graham, George, 1673-1751. <br/>Graham, George, 1673-1751. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clocks and watches--Escapements.<br/>Clocks and watches--Escapements.
<br/><br/><label>Subjects--Index Terms: </label>Clock (general) USA Graham Dead-beat Escapement James, Kenneth Escapment Science