Hi Raul,

Thank you for contacting Mearto with your appraisal inquiry.
Based on the photos and information provided, and subject to examination, this is:

Mane Katz (Russian American, 1894-1962)
Untitled (Musicians)
oil on cardboard or paperboard
signed lower right
sheet 30 by 22 cm (11 3/4 by 8 1/2 inches)
CONDITION: appears to be in good condition
PROVENANCE: acquired at auction
€3,000-5,000*
*represents a fair-market value for auction purposes; retail or asking price may vary.

Please let us know if you have additional items to appraise, and thank you again for using Mearto.