Decrypt the signature.
 

Dear experts!


Please help deal with the signature.
This painting was donated to my father by the author.
Author - Yugoslavian artist.
And where should I look to find the names of Yugoslav artists?

First, take a look here:

http://www.artistssignatures.com/vie...ian&letter=all

Signed as read M.S.
CHO ...?

Or M.S.
Coco ...

Or M.S.Caco

With the help of google trying to find an artist Coco and Caco, and to no avail.
My late father remembered the name of the artist and I, as a "varmint" turned a deaf ear.
This ancient bridge destroyed Americans in 90th years.

And what is the bridge?
Through what river?
Where?

it is likely colored lithograph