Flemish school, follower of David Teniers II (1610-1690): Pipe-smoking drinking brothers in an interior, oil on panel, 18th/19th C.

Dimensions:

Work: 21,4 x 17 cm

Frame: 36,3 x 32,3 cm

Monogram 'DT' in the lower left corner (David Teniers).

Compare:

Sotheby's London, 30 October 1997, lot 139: a similar composition can be seen in the background (link).