Antique oil painting portrait study of a boy holding a birds nest

Antique oil painting portrait study of a boy holding a birds nest. British, Scottish, circa 1850-80. Unsigned, artist unknown. Oil on canvas. Size: 24.75 x 20.5 inches. Weight: 1.2 kg (allow 6 kg volumetric weight once packed). Condition commensurate with age - various superficial marks & scratches, craquelure and some minor paint loss but all part of its charm and character. Priced accordingly.