Guide illustré des Alpes Suisses "Schneehuhnkarten" 

 - Lucerne  G. Speck-Jost  [n.d.] 
 - 29cm. 
<br/><br/> In French and German 
<br/><br/><label>Dewey Class. No.: </label>13.6 
<br/><br/><label>Report. No.: </label>T380.7