Gradovskii,a.D. <br/><br/>
Sobranie sochinenii A.D.Gradovskago. Tom shestoi.  A.D.Gradovskii 
A.D.Gradovskii 
 - St.Petersburg  s.n.  1994 
 - 336 frames  negative  10.5x14.5cm 
<br/><br/> Book published in 1901