Keppen <br/><br/>
O sushchnosti statistiki Razbor sochineniia G.Obodovskago. Teoriia statistiki, v nastoiashchem sostoianii, s sovokuplennem kratkoi istorii statistiki  Keppen 
Keppen 
 - St.Petersburg  s.n.  1993 
 - 25 frames  negative  10.5cmx15cm 
<br/><br/> Book published in 1848