Downing, Alan, <br/><br/>
Voyage to the end of time / 
[commissioned by] Patek Philippe. 
 - [1st edition]. 
 - 131 pages :  illustrations (chiefly color), facsimiles, portraits 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Patek Philippe (Firm)
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clocks and watches--Switzerland.<br/>Pocket watches--Switzerland.
<br/><br/><label>Subjects--Index Terms: </label>Switzerland Caliber 89 Patek Specific complication highgrade