Perhaps a portrait of Boris Pasternak
 

Figure: green cartridge paper, charcoal, chalk. 17 x 30.
Artist signed and dated 10.01.1916 g.
Where at the time was Boris Pasternak, and he it. Then, who drew, mystery. On the right picture from the Internet.
One source:
Fearing a possible recruitment into the army, the winter of 1916 goda Pasternak spent in the Urals, near the town of Alexander the Perm province, accepting the invitation to work in the office of Governor Vsevolodo-Vilvenskimi chemical plants, Boris Zbarsky. There is a widespread view that the prototype of the city Yuryatina of "Doctor Zhivago" is the capital of Perm, located near the village of Vsevolodova-Vilva.

More like Pushkin.

It's like a modern figure, not very skillful with the use of another, the fact that on the right. The costume is the same as turning of the head is the same as in the figure errors and the date set deliberately, and such figures of none are set, unless it is some kind of special ... With such a clearly written out date suspiciously fuzzy signature avtora.Chtoby pass for ...?