Picture (sketch), the signature Sommer, 1908.

[Apatoff]

picture ( sketch ) for /with Zommera.1908g . Oil. Cardboard .

Dear forum users , please enlighten - who can be the author of this piece. Last Name (signature ) is visible in the photo below . As I understand it did not become a classic . But can someone have information about it.
Photograph picture - a thankless job - sorry , the colors are slightly different from the original ...
- I would have to know - can it be , the interest in this artifact collectors ? And to what extent ?
The picture bore an expert at our local museum (the Latvian Museum of Art in Riga) . The expert said the picture is certainly in 1908 and most likely someone copied the R. Sommer .
On the reverse side - the inscription in pencil, author donated his work to someone , dated 1908. Viewing incomplete. Himself as to impede nehochu no experience.
As well as printing shop where you purchased the cardboard (version) .
The size of the work - 25 to 33 cm
I can bring a picture in Moscow.
Thank you for your help!