Unterwagner, Emil,  1897- <br/><br/>
Fachrechnen für die Uhrenberufe. 

 - 260 pages  illustrations  24 cm. 
 - Gewerblich-technische Lehrbücher .
<br/><br/> Facsimile reprint of 1952 edition. 
<br/><br/><label>ISBN: </label>9783941539785 3941539787 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clock and watch making.<br/>Clock and watch industry.<br/>Mathematics.
<br/><br/><label>Subjects--Index Terms: </label>facsimile textbook   clock watch Historische Uhrenbuecher Unterwagner, E. Timekeeper (general)