Alexandre Bally - Portrait of a Gentleman

Portrait of a distinguished gentleman, probably an engineer, holding a folding ruler called "pied de roi". Exceptional quality oil on canvas painting, relined and without frame. To be restored. Signed and dated 1830.

Artist: Alexandre Bally (1764-1835).
Signed and dated in the lower left area.
Medium: Oil on canvas.
Condition: Relined, to be restored.
Dimensions: 27.5 x 23 in. / 70 x 58 cm. 
Origin: France.